Lydia C. Marano Books

Encyclopedia of Horrifica

By Michael Kurland, Lydia C. Marano, Michael

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Rock 'n' roll robbery

By Lydia C. Marano

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"A costume worn by famous rock star Bobby Hatrack is stolen, and Shelby Woo is on the case. But who would want to steal a bunch of sequins? Shelby and her friends, Cindi and Noah, look for clues......

HOUSE ARREST SHELBY WOO 6 (Mystery Files of Shelby Woo)

By Lydia C. Marano

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Miss Packwood, the owner of Packwood Manor is missing. She disappears right after she decides to tear down the entire manor. Who would kidnap the elderly Miss Packwood, and why? Hoping to catch the...

Dragon s Fin Soup Eight Modern Siamese Fables

By S. P. Somtow

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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.