Gerry Van Tonder Books

Derby in 50 Buildings

By Gerry Van Tonder

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Nottingham s Military Legacy

By Gerry Van Tonder

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Sheffield s Military Legacy

By Gerry Van Tonder

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Malayan Emergency

By Gerry Van Tonder, Gerry Van Tonder, Van Tonder, Gerry

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When the world held its breath It is 25 years since the end of the Cold War, now a generation old. It began over 75 years ago, in 1944long before the last shots of the Second World War had echoed a...

Inchon Landing

By Gerry Van Tonder

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Rhodesian combined forces roll of honour 1966-1981

By Adrian Haggett

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Book of Remembrance

By Gerry Van Tonder

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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.