Joe Friedman Books

Boobela Worm and potion power

By Joe Friedman

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Boobela and the belching giant

By Joe Friedman

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"In their second book of adventures, Boobela discovers all about Worm's family after a busy day at the beach; Worm invents a clever bet to get Boobela to eat proper food (instead of crisps and pizz...

Boobela and the belching giant

By Joe Friedman

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Boobela and Worm

By Joe Friedman

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The dream workbook

By Joe Friedman

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Londres imprA C vu

By Joe Friedman

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Paris Imprevu Spanish Edition

By Joe Friedman

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New York imprevu

By Joe Friedman

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Bubela Ile Puskuren Dev

By Joe Friedman

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Inside Rome

By Joe Friedman

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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.