Christos Gage Books

When San Francisco is devastated by a tsunami caused by a dragon of storms, the government outlaws unauthorized magic and relocates supernatural beings to internment camps, placing Buffy and the Sc...

Buffy the vampire slayer

By Christos Gage

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As residents, it didn't take long for Buffy, Willow, and Spike to find that there was something more behind the internment of the magical population in the government's "Safe Zone" in the Grand Can...

Buffy Season 10 Library Edition Volume 2

By Christos Gage, Joss Whedon

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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.