Rod Theodorou Books

Amphibians

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Each title in this series introduces an animal class and looks in detail at the young, including, birth, growth, feeding, learning, hunting, habitat and behaviour. Domestic and wild animals are com...

Animal Young Birds 2nd Edition Paperback

By Rod Theodorou

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Fish

By Rod Theodorou

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Each book introduces an animal class and looks in detail at the young, including birth, growth, feeding, learning, hunting, habitat and behaviour. Domestic and wild animals are compared and contras...

Insects

By Rod Theodorou

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Animal Young Reptiles 2nd Edition Paperback

By Rod Theodorou

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Prehistoric Record Breakers

By Rod Theodorou

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Animal Legs

By Rod Theodorou

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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.