Robert M. Giller Books

Natural prescriptions

By Robert M. Giller

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Maximum Metabolism

By Giller, Robert M. Giller

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In response to thousands of requests from enthusiastic readers, the author of Medical Makeover has now written this safe, simple, and scientific approach to permanent weight loss. This new, easy-to...

Medical Makeover

By Kathy Matthews, Robert M. Giller

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Medical Makeover

By Kathy Matthews, Robert M. Giller

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Medical Makeover

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Natural prescriptions

By Robert M. Giller

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Tratamientos naturales

By Robert M. Giller

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Medical Makeover

By Robert M. Giller, Kathy Matthews

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Natural Prescriptions

By Robert M. Giller, Kathy Matthews

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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.