Hatcher John Dr Books

Ali s dream

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As he searches for the meaning of an unusual dream, eleven-year-old Ali, living with his family in the ancient city of Akka in 1912, gains a deeper understanding of his Bahai heritage and of his sp...

Healing Hasan s heart

By Hatcher John Dr

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"Hasan is a thirteen-year-old boy whose mother and father have been executed for their belief in the Bahá'í Faith. Traumatized by this ordeal, he is brought by his uncle to his aunt's home, where h...

The face of God among us

By Hatcher John Dr.

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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.