Penny Jordan Books

Wanting His Child

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Finally free to follow her heart, Verity Maitland has returned home to Silas Stevens, her first and only love. It's evident he's still bitter about her choosing a career over marriage. But what of...

Lover by Deception

By Penny Jordan

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Her lover -- until her memory returns? When Anna woke up in hospital, the first person she saw was Ward Hunter. The chemistry between them was so intense, Anna was convinced he must be her lover!...

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.