Trevor Herbert Books

Affirmative action in the South African work place: Allowing black eagles to soar

By Trevor Herbert

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People and Protest Wales 1815 1880 Welsh History and Its Sources

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The Remaking of Wales in the eighteenth century

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The Cambridge Encyclopedia of Brass Instruments

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Music in words

By Trevor Herbert

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"Music in Words is both a guide and an invaluable reference tool for researching and writing about music. Fully updated and revised, the book aims to address all the issues that anyone, from studen...

Music in Words

By Trevor Herbert

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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.