Sandra Anderson Books

Collins English Dictionary (Collins Complete and Unabridged): Complete & Unabridged

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Collins New Zealand Dictionary

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Collins South African Dictionary

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English Verbs

By Sandra Anderson

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The easiest way to accurate and effective english.

Exercise-Induced Bronchoconstriction, An Issue of Immunology and Allergy Clinics

By Sandra Anderson

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Chambers Mini Dictionary

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The Chambers Super-Mini Book of Facts is the most up-to-date mini encyclopedia available. The over 90,000 facts covering 240 fields of interest incorporate significant recent world events, such as...

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.