Harriet Goodwin Books

Dark tide

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"Xanthe Fox has survived her first test as a teenage True Witch, conjuring fire to defeat her Hexing Witch enemy, Donna. But now she's having to juggle developing her powers with her budding relati...

YeraltIna Dusen Cocuk

By Harriet Goodwin

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Beneath the Waves: Two Ghost Stories: Band 18 Pearl

By Collins Big Cat, Jimothy Oliver, Helen Van Vliet, Harriet Goodwin, Leon Rosselson

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Black Dog

By Collins Big Cat Staff, Harriet Goodwin, Giorgio Bacchin

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Black Dog

By Harriet Goodwin, Giorgio Bacchin

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The Boy Who Fell Down Exit 43

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Gravenhunger

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The Hex Factor

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Malikanenin Sirri

By Harriet Goodwin

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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.