Rosemary Sullivan Books

"The award-winning author of Villa Air-Bel returns with a painstakingly researched, revelatory biography of Svetlana Stalin, a woman fated to live her life in the shadow of one of history's most mo...

Stalin's Daughter: The Extraordinary and Tumultuous Life of Svetlana Alliluyeva

By Rosemary Sullivan

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The Betrayal of Anne Frank

By Rosemary Sullivan

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The Betrayal of Anne Frank CD

By Rosemary Sullivan

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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.