Polly Horvath Books

When their parents are killed in a train accident, cousins Meline and Jocelyn, who have little in common, are sent to live with their wealthy, eccentric, and isolated Uncle Marten on his island off...

Everything on a Waffle

By Polly Horvath

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Eleven-year-old Primrose living in a small fishing village in British Columbia recounts her experiences and all that she learns about human nature and the unpredictability of life in the months aft...

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.