Lisa Tuttle Books

The mysteries

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A blend of mystery, thriller and fantasy that will leave you looking over your shoulder. Laura Lensky's daughter, Peri, has been missing for two years. For the police it's a closed case she wanted...

Mark Harrison s Dreamlands

By Lisa Tuttle, Mark Harrison

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Windhaven

By Lisa Tuttle, George R. R. Martin

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Catwitch

By Lisa Tuttle, Una Woodruff

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Postscripts 10 World Horror Convention Special Edition hc Issue 10

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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.