Elisa Lottor Books

Female and Forgetful

By Elisa Lottor, Nancy Bruning

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El milagro de la medicina regenerativa

By Matilde Perez Garcia, Virginia Santos Perez, Elisa Lottor

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The miracle of regenerative medicine

By Elisa Lottor

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"Turn on the body's self-healing abilities, prevent illness before it starts, and reverse the aging process"--

Miracle of Regenerative Medicine

By Lottor HMD Elisa, Judi Goldstone

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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.