Sondra Barrett Books

Le secret de vos cellules Decouvrir l intelligence interieure de votre corps pour favoriser votre bien etre...

By Sondra Barrett

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Das geheime Wissen unserer Zellen

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Xi bao de ling xing liao yu

By Sondra Barrett

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Secrets of your cells

By Sondra Barrett

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Ultimate Immunity

By Elson Haas, Sondra Barrett

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If you think your immune system is just a simple thing that only helps you fight off colds and flus, think again. It is, in fact, a highly complex, protective, and intelligent system that can bolst...

MicroCosmic. Wisdom Guidebook

By Sondra Barrett

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El secreto de tus celulas

By Andres Guijarro Araque, Sondra Barret

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Ultimate Immunity

By Elson Haas, Sondra Barrett

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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.