Cathy Williams Books

"Cuando se está atrapado en una tormenta de nieve, solo hay una forma de entrar en calor ... Aggie conoció al multimillonario Luiz Montes enfrentándose a su horrible acusación de ser una cazafortun...

Un engano conveniente

By Cathy Williams

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Damien Carver is not quick to forgive the woman who stole from his company. Yet, he does need a temporary partner-- a mistress of convenience-- and the determination with which Violet is defending...

Una marioneta en sus manos Una marioneta en sus manos Harlequin Bianca Spanish Spanish Edition

By Cathy Williams

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Luna de miel pendiente Honeymoon in Debt Harlequin Bianca Spanish Edition

By Cathy Williams

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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.