Sophie Campbell Books

Wet Moon 4

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Cleo Lovedrop is trying to be a good girlfriend for Myrtle, but things don't go quite as planned. Myrtle doesn't like Cleo being away from her, and when Cleo goes to a comic convention with Trilby,...

Wet Moon 5

By Sophie Campbell

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Cleo Lovedrop has been going out with Myrtle, the girl who left her roses, who wrote her a song, and who took care of her black eye. But lately, Cleo's been seeing a different side of Myrtle: jealo...

Wet Moon 7

By Sophie Campbell

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The 5 Love Languages of Children

By Chris Fabry, Sophie Campbell, Gary Chapman

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Teenage Mutant Ninja Turtles: The IDW Collection Volume 4

By Kevin Eastman

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Presenting the complete TMNT stories in recommended reading order, including one-shots, crossovers, and event series. Everything a beginner could need, everything a diehard could want. Recoveri...

Teenage Mutant Ninja Turtles Universe, Vol. 2: The New Strangeness

By John Lees Nick Pitarra Ryan Ferrier Adam Gorham

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Go beyond the main series in this exciting anthology of stand-alone stories by a diverse array of talent.Behold the debut of the TMNT's weirdest foe yet: Wyrm! When Michelangelo tries to help find...

Jem and the Holograms

By Sophie Campbell

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Teenage Mutant Ninja Turtles: The IDW Collection Volume 14

By Sophie Cambpell Ronda Pattison Nelson Daniel Jodi Nishijima Brahm Revel

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Presenting the complete TMNT stories in recommended reading order, including one-shots, crossovers, and event series. Everything a beginner could need, everything a diehard could want.Welcome to th...

Water Baby

By Ross Campbell

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Wet Moon Volume 1

By Ross Campbell

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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.