Helen Martin Books

Sabina

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The Wilt household was in a state of excitement bordering upon consternation. Levi, the head of the family, had just come in from the barn to the large kitchen, where his wife and children, togethe...

Media and the Internet

By David Nicholas, Helen Martin, Peter Williams, Peter Cole

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Play School Dinosaurs

By Helen Martin, Judith Simpson

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ABC Book of Cars Trains Boats and Planes

By Helen Martin, Cheryl Orsini, Judith Simpson

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ABC Book of Dinosaurs

By Helen Martin, Danny Snell, Judith Simpson

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ABC Book of Machines

By Helen Martin, Cheryl Orsini, Judith Simpson

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ABC Book of Seasons

By Helen Martin, Cheryl Orsini, Judith Simpson

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ABC Book of Places to Go

By Helen Martin, Cheryl Orsini, Judith Simpson

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ABC Book of Feelings

By Helen Martin, Cheryl Orsini, Judith Simpson

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ABC Book of Feelings

By Helen Martin, Cheryl Orsini, Judith Simpson

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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.