Avery Cassell Books

Resistance

By Phoebe Kobabe, Diego Gomez, Avery Cassell, Diane Kanzler, Laura Antoniou, Maia Kobabe

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The Butch Lesbians of the 20s 30s and 40s Coloring Book

By Ajuan Mance PhD., Sasha T. Goldberg, Jon Macy, Avery Cassell

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Behrouz gets lucky

By Avery Cassell

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"Where can a middle-aged, Persian-American, genderqueer dyke find love these days? Online dating, of course! "Only butch dykes need apply" Behrouz writes in her profile, eager to swap quiet evening...

Solstice Gift

By Avery Cassell, Diane Kanzler

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The Butch Lesbians of the 50s 60s and 70s Coloring Book

By Jon Macy, Avery Cassell

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Behrouz Gets Lucky

By Avery Cassell

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Masculinities

By Avery Cassell, Diane Kanzler

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Masculinities

By Avery Cassell, Diane Kanzler

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Masculinities

By Avery Cassell, Diane Kanzler

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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.