Lisa Mangum Books

Dante, a prisoner sent from fifteenth-century Italy into the present time as punishment, meets and falls in love with Abby, a high school senior who may be the only one who can save him.

When Dante, a Master of Time, is sent into the past to find Zo, Tony, and V, Abby knows that he will need her help to prevent the trio from destroying time itself, but soon things start to change a...

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.