Jen Petro Roy Books

P.S. I Miss You

By Jen Petro Roy

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Good Enough

By Jen Petro Roy

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You Are Enough

By Jen Petro Roy

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P.S. I miss you

By Jen Petro Roy

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Evie is heartbroken when her strict Catholic parents send her pregnant sister, Cilla, away to stay with a distant great-aunt. All Evie wants is for her older sister to come back. Forbidden from spe...

Good Enough

By Jen Petro Roy

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P.S. I Miss You

By Madeleine Lambert, Jen Petro Roy

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Life in the Balance

By Jen Petro Roy

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You Are Enough

By Jen Petro Roy

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You Are Enough

By Jen Petro Roy

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P. S. I Miss You

By Jen Petro Roy

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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.