Robin D. Laws Books

Raiders Renegades Rogues Star Trek Deep Space Nine Role Playing Games

By Rob Vauz, Robin D. Laws, Steve Kenson, Steven S. Long, Christian Moore

Average: 0.00, 0 Ratings

Dungeon Master`S Guide II

By Chris Thomasson, Robin D. Laws, David Noonan, Jesse Decker, James Jacobs

Average: 0.00, 0 Ratings

A follow-up to the Dungeon Master’s Guide, designed to aid Dungeon Masters and reduce game preparation time. The Dungeon Master’s Guide II builds upon existing materials in the Dungeon Master’s Gu...

Fiendish Codex II: Tyrants Of The Nine Hells

By Robin D. Laws, Robert J. Schwalb, Wizards Of The Coast, Inc

Average: 0.00, 0 Ratings

A new supplement that further explores fiends of the D&D world. Fiendish Codex II: Tyrants of the Nine Hells is a supplement designed to be the definitive resource for information about devils and...

Dungeon Master'S Guide 2

By Robin D. Laws, James Wyatt, Mike Mearls, Greg Gorden, Wizards Of The Coast, Inc

Average: 0.00, 0 Ratings

A source of inspiration for Dungeon Masters of any levelThis core rulebook for the Dungeons & Dragons® Roleplaying Game features advice and rules for Dungeon Masters of all levels of experience, wi...

Jack Vance s The Dying Earth Roleplaying Game

By Various

Average: 0.00, 0 Ratings

The Excellent Prismatic Spray Vol. 1 Number 3

By Jim Webster

Average: 0.00, 0 Ratings

Cugel s Compendium of Indispensable Advantages

By Aaron Allston

Average: 0.00, 0 Ratings

The Kaiin Player s Guide

By Robin D. Laws

Average: 0.00, 0 Ratings

Jack Vance s The Excellent Prismatic Spray 4 5 Double Issue

By Robin D. Laws, Ed Greenwood

Average: 0.00, 0 Ratings

Rhialto s Book of Marvels

By Robin D. Laws

Average: 0.00, 0 Ratings

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.