Green Sharon Books

Dawn song

By Green Sharon, Sharon Green

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Silver princess golden knight

By Green Sharon, Sharon Green

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Flame of Fury

By Green Sharon, Sharon Green

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Convergence

By Green Sharon, Sharon Green

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Betrayals

By Green Sharon, Sharon Green

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The newly revised edition presents a diagnostic test and five full-length practice tests with all questions answered and explained, test-taking tactics for the exam as a whole, special strategies f...

Barron's how to prepare for the SAT

By Green Sharon

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Barron's SAT

By Green Sharon

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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.