Mark Powers Books

Starting Out in Futures Trading

By Mark Powers Undifferentiated

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Storm Front: The Gathering Storm

By Jim Butcher

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The fitness training manual

By Mark Powers

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Exercise - Aerobic fitness - Nutrition - Sports injuriesies___

X Men Twilight of the Age of Apocalypse X Men The Age of Apocalypse Gold Deluxe Edition

By Mark Waid, Scott Lobdell, Terry Kavanagh

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Tara s tiara

By Mark Powers Undifferentiated

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"The faexie queen has banished banana slugs from Redwood Isle, and dead material buries the forest floor. Through a resulting tragedy, the banana slugs have an opportunity to return. Queen Elena Da...

Spy Toys

By POWERS MARK

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Spy Toys

By Mark Powers Undifferentiated

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Spy Toys

By Mark Powers Undifferentiated

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Slammin Simon s Guide to Mastering Your First Rock Roll Drum Beats

By Slammin Simon, Mark Powers Undifferentiated, Autumn Linde

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Jim Butcher s The Dresden files

By Powers Mark Comics Author

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"Harry Dresden is a man on the edge--and that is something that can be dangerous to friend and foe alike. He's been drafted by a senior member of the White Council of Wizards to investigate a serie...

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.