Tony Payne Books

Highwaymen and brigands

By Nora Stein Von Baditz

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Purnell's life cycle book of cats

By Ronald Ridout

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The Hippo-Not-Amus

By Tom Payne, Jan Payne, Tony Payne

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A young hippopotamus who is bored with his life sets out to discover "just the right kind of animal to be."

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.

Tony Payne Books

Switzerland

Highwaymen and brigands

Switzerland

Switzerland

Purnell's life cycle book of cats

The Hippo-Not-Amus

The Hippo NOT amus

The Hippo Not Amus

Peacehaven

Mermaids Five Minute Tales

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

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