Alisa Harris Books

Meet the new breed of Christians shaping our culture.Alisa Harris grew up in a family that actively fought injustice and moral decay in America. She spent much of her childhood picketing abortion c...

Best of WORLD 2009

By Jamie Dean, Alisa Harris, Andree Seu, Marvin Olasky, Edward Lee Pitts, Amy Henry, Mindy Belz, Joel Belz, Emily Belz

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The collected counter attack

By Alisa M. Harris

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Alisa Harris from Auburndale, NY, draws comics about her two cats, Fidget and Moe, who were once stray cats in Brooklyn.

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.