David Spero Books

The Art of Getting Well

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Easy Grace is a compilation of quotations from David Spero's public talks. Its tone and texture expand within a wide variety of themes, including devotion, non-duality, meditation and the saving of...

Diabetes

By David Spero

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Diabetes Sugar Coated Crisis

By David Spero

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Art of Getting Well

By Martin L. Rossman, David Spero

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Life in the Wings

By K. Adrian Zonneville, David Spero

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Life in the Wings

By K. Adrian Zonneville, David Spero

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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.