Johann Christoph Arnold Books

Su nombre es hoy

By Johann Christoph Arnold

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Sex God marriage

By Johann Christoph Arnold

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In this groundbreaking book, Arnold, a pastor for over forty years, provides fresh biblical insights into critical issues including the sacredness of sex, the struggle against temptation, the decis...

Porque importan los ninos

By Johann Christoph Arnold

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Rich in years

By Johann Christoph Arnold

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En Busca De Paz

By Johann Christoph Arnold

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En Peligro

By Johann Christoph Arnold

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Be not afraid

By Johann Christoph Arnold

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Escape Routes

By Johann Christoph Arnold

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Be Not Afraid

By Johann Christoph Arnold

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Why Forgive

By Johann Christoph Arnold

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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.