Leslie Langtry Books

Merry Wrath has seen dangers galore in her former job as a CIA field agent. But nothing has prepared her for this - an overnight Mommy and Me lock-in with her Girl Scout troop, complete with movies...

Map Skills Murder

By Leslie Langtry

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Motto for Murder

By Leslie Langtry

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Ukulele Deadly

By Leslie Langtry

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Monster Mash Murder Merry Wrath Mysteries

By Leslie Langtry

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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.