Sam Enthoven Books

Tim Defender of the Earth

By Sam Enthoven

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The Black Tattoo: 9-copy Floor Display

By Sam Enthoven

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The Black Tattoo

By Sam Enthoven

Average: 0.00, 0 Ratings

Jack’s best friend, Charlie, is in serious trouble, possessed by an ancient demon called the Scourge who plans to use Charlie to bring about its evil ends—which, unfortunately, involve...

The Black Tattoo

By Sam Enthoven

Average: 0.00, 0 Ratings

Jack’s best friend, Charlie, is in serious trouble, possessed by an ancient demon called the Scourge who plans to use Charlie to bring about its evil ends—which, unfortunately, involve...

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.