Gwen Molnar Books

I Said to Sam

By Gwen Molnar, Gwen Molner

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Sebastian s Collection Connection

By Gwen Molnar

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13-year-old Casey has recently moved with his family to the Alberta town of Richford. Casey seeks refuge from a snowstorm in an abandoned farmhouse and stumbles upon his nearly frozen science teach...

Summer with Sebastian

By Molnar

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Sebastian s Promise

By Kendra McCleskey, Gwen Molnar

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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.