Spaeth Janet Ph. D. Books

Remembrance

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Eliza has been betrayed and scorned. Eliza Davis’s life is turned upside down when she finds her fiancé with another woman. She flees St. Paul and, with the help of a newfound friend, reestablishe...

Kind hearted woman

By Spaeth Janet Ph. D.

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Colin Hammett is drifting, searching for meaning in life. Maybe 1935 wasn’t the best year to do this—deep in the Great Depression. But this is his life now, and he’s not sure where to turn next. L...

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.