Dr. Thomas E. Berry Books

The Psychic Vampire

By Dr. Thomas E. Berry, Dr. Thomas Berry, Berry, Thomas E., Dr

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For The Tsar And The Raj

By Thomas E. Berry, Dr. Thomas E. Berry

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For The Tsar And The Raj

By Thomas E. Berry, Dr. Thomas E. Berry

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Prince Michael Tetov is a page for Nicholas II and is privy to wealthy Russian court society in early 1900s Russia. His mother, a lady-in-waiting to the Empress Alexander, socializes with the magni...

The Psychic Vampire

By Dr. Thomas E. Berry

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The Psychic Vampire

By Dr. Thomas E. Berry

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For The Tsar And The Raj

By Dr. Thomas E. Berry

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Eternity

By Dr. Thomas E. Berry

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Dying, Tom Sees The Light At The End Of The Tunnel. He Wonders Which Prophet Will Be Waiting There. Will It Be Jesus, Mohammed, Moses, Vishnu, Buddha Or Others?when He Exits The Tunnel, He Is In A...

The Mad Medium

By Dr. Thomas E. Berry

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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.