Ann Aptaker Books

Tarnished Gold

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New York City, 1950. Cantor Gold, Art Smuggler And Dapper Dyke-about-town, Hunts For A Missing Masterpiece She's Risked Her Life To Bring Through The Port Of New York. She Must Outsmart The Law Tha...

Genuine Gold

By Ann Aptaker

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The Lavender House Murder

By Ann Aptaker, Nikki Baker

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Switchblade

By Sarah M Chen, Sarah Jilek, Susan Cornford, Ann Aptaker, Charlotte Platt, Serena Jayne, Cindy Rosmus, Bethany Maines, E F Sweetman

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Black Cat Mystery Magazine 9

By James A. Hearn, Elliott Capon, Michael Kurland, Graham Powell, Stacy Woodson, John M. Floyd, Ann Aptaker, Michael Bracken, Cynthia Ward, Barry Fulton

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Murder and Gold

By Ann Aptaker

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Hunting Gold

By Ann Aptaker

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Crime of Secrets

By Ann Aptaker

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Criminal Gold

By Ann Aptaker

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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.