Bonnie Roberts Books

To hide in the light

By Bonnie Roberts

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Dances in straw with a two-headed calf

By Bonnie Roberts

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Sorry Charlie

By Shawn Bailey, Jerson Campos, Bonnie Roberts

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Bruises on the Heart

By Bonnie Roberts

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The enchanted April

By Bonnie Roberts

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"WWI has ended, and in the England of 1922, everyday life is slowly settling back to normal. It has been raining for days in London when Lotty discovers an advertisement describing San Salvatore, a...

Greatest hits 1983 2000

By Bonnie Roberts

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Pearl of Africa

By Norman Roberts, Bonnie Roberts

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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.