Sylvia Olsen Books

No Time to Say Goodbye

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Years ago Molly vowed that her mother, who left when Molly was a baby, would be the first person to hear her sing. But now a talent competition is coming to town, and Molly has to decide whether to...

White Girl

By Sylvia Olsen

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"I never thought about being white. I didn't have to. I was transparent; no colour at all. I hung out, was a good enough student and no one paid any special attention to me at all. Then I became 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.