Jay Leibold Books

Return of the Ninja

By Jay Leibold

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Decide whether to get involved in a ninja family feud that could whirl you back a thousand years into the past.

Search for Aladdin s Lamp The

By R. A. Montgomery, Jay Leibold

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You have found an old treasure map. With only your trusty dog by your side you set out in search of it. You will need to keep your wits about you and your eyes open, for things are not what they seem.

PREHISTORIC ISLAND

By Jay Leibold

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Treasure Hunt

By Jay Leibold

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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.