Michael Lummis Books

Batman: Arkham City [BATMAN ARKHAM CITY] [Paperback]

By Michael Owen, Patricia Polacco, Michael Lummis, Michael Lummis, Michael Owen

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32 unnumbered pages : 28 cm Welcome Comfort, a lonely foster child, is assured by his friend the school custodian that there is a Santa Claus, but he does not discover the truth until one wondrous...

Serious Sam Official Strategy Guide

By BradyGames, Michael Lummis

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BradyGames' Serious Sam Official Strategy Guide provides incredible weapon-specific strategy. Details on the Hordes of Mental are also uncovered. Locations of treasure bags and chests, along with a...

Contra: Shattered Soldier(TM) Official Strategy Guide (Brady Games)

By BradyGames, Michael Lummis

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BradyGames' Contra: Shattered Soldier Official Strategy Guide features a comprehensive walkthrough, allowing players to get 100% on every level. Tips to unlock secret levels. Detailed explanations...

Breath Of Fire

By BradyGames, Michael Lummis, Casey Loe

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BradyGames' Breath of Fire: Dragon Quarter Official Strategy Guidefeatures an all-inclusive walkthrough to guide players through the enitre game and area maps that pinpoint all key items. Complete...

Star Trek(R): Elite Force Ii Official Strategy Guide (Brady Games)

By Rick Barba, Michael Lummis

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BradyGames' Star Trek: Elite Force II Official Strategy Guide features complete coverage of every mission in the game and all possible endings. Detailed ship, weapon, and resource lists, and how be...

X2 Wolverine'S(TM) Revenge Official Strategy Guide (Bradygames Take Your Games Further)

By BradyGames, Michael Lummis

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BradyGames' X2 Wolverine's Revenge Official Strategy Guide features a comprehensive walkthrough with detailed strategies to conquer the game. Spectacular boss strategy to defeat every super-villain...

Soul Calibur(R) 2 Official Fighter'S Guide

By Paul Edwards, Michael Lummis, Michael Lummis And Paul Edwards

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BradyGames' SoulCaliburII Official Fighter's Guide provides complete character coverage for all 25 fighters including Heihachi, Link and Todd McFarlane's Spawn. Tips for unlocking all the extra cos...

Wolverine'S Revenge Official Strategy Guide

By Michael Lummis

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Neverwinter Nights(TM): Shadows Of Undrentide Official Strategy Guide (Brady Games)

By Michael Lummis

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BradyGames' Neverwinter Nights: Shadows of Undrentide Official Strategy Guide provides complete coverage of each class and new prestige class. Players will also find tips for using the Toolset Wiza...

FINAL FANTASY XI Official Strategy Guide

By BradyGames, Michael Lummis

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BradyGames' FINAL FANTASY XI Official Strategy Guide provides incredible character strategy featuring coverage of races, standard and advanced jobs, attributes, abilities, macros and more. The deta...

How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.