R.A. Montgomery Books

Journey under the sea

By R. A. Montgomery

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House of Danger

By R. A. Montgomery

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You are a detective and psychic investigator. One day in your office/lab you receive a phone call: "Help! I need your help!" You quickly trace the call to a big, strange-looking house. The fron...

Space and Beyond

By R. A. Montgomery

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MYSTERY OF MAYA 11

By R. A. Montgomery

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The Abominable Snowman

By R. A. Montgomery

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Trouble on Planet Earth

By R. A. Montgomery

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Prisoner of the Ant People

By R. A. Montgomery

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War with the Evil Power Master

By R. A. Montgomery

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Journey Under the Sea

By R. A. Montgomery

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The Lost Jewels of Nabooti

By R. A. Montgomery

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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.