Mackenzi Lee Books

Gentleman s Guide to Vice and Virtue

By Mackenzi Lee

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Lady s Guide to Petticoats and Piracy

By Mackenzi Lee

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Gamora and Nebula

By Mackenzi Lee, Jenny Frison

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From New York Times bestselling author Mackenzi Lee, Gamora and Nebula: Sisters in Arms follows two Guardians of the Galaxy, Gamora and her sister Nebula, as they play a cat and mouse game with dan...

Loki

By Mackenzi Lee

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In this instant New York Times bestseller, a young Loki is desperate to prove himself as a hero—and not the villain he’s destined to become.It seems that everyone around Loki suspects h...

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.