Alma Hudson Books

Checkered fences

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It's the late 1970s in California, a time of racial turbulence. Diane Jones, an African-American 18-year-old honors student, takes a job as a nanny to a prestigious white family, Jerry and Ann Shaw...

The trouble with change

By Alma Hudson

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Petrus Cuniculus in Terra Matris Anseris

By Richard Hudson, William Hanes, Alma Hudson

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Petrus Cuniculus Ad Circum

By Richard Hudson, William Hanes, Alma Hudson

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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.