Melissa A. Manwill Books

The Water Horse

By David Parkins, Melissa A. Manwill, Dick King Smith

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Now in paperback! From the award-winning author of Babe: The Gallant Pig comes the story of how the Loch Ness monster finds his home, thanks to the human family that raises him.

When Penny Met POTUS

By Rachel Ruiz, Melissa A. Manwill

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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.