Dorothy Joan Harris Books

Annabel the Detective

By Dorothy Joan Harris

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The Corps.

By William E. Butterworth III

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Annabel the detective

By Dorothy Joan Harris

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Our Canadian Girl: Ellen:Hobo Jungle

By Dorothy Joan Harris

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During the Depression in 1939, ten-year-old Ellen misses her life before her father lost his job and her family had to move in with her grandfather in Vancouver, but when she meets a friendly homel...

Our Canadian Girl Ellen 3 The Waiting Time

By Dorothy Joan Harris

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Our Canadian Girl Ellen 4 A Time For Courage

By Dorothy Joan Harris

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In Vancouver, 1941, as the war rages on in Europe, the United States joins in the fight after the bombing of Pearl Harbor by Japanese forces. Suddenly, Japanese Canadians are considered to be "enem...

Rumpelstiltskin

By Dorothy Joan Harris

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Even if it kills me

By Dorothy Joan Harris

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Melanie is a good girl, a model student. And she wants to be even better. Perfect, maybe. So she starts to diet. The trouble is, Melanie's as good at dieting as she is at everything else. She's det...

Four seasons for Toby.

By Dorothy Joan Harris

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Don t Call Me Sugar Baby

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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.