Mary Holland Books

Arts organisations and rights of access to goods, facilities and services

By Mary Holland

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Human Rights Legal Reform in the Russian Federation

By Lawyers Committee For Human Rights U.S., Mary Holland

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Ferdinand Fox's first summer

By Mary Holland

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"Follow this photographic journal of a red fox as he explores the world around him during the first few months of his life"--Jacket. Follow this photographic journal of a red fox as he explores th...

El primer verano del zorro Fernando Ferdinand Fox s First Summer

By Mary Holland

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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.