James ROBERT Books

Bring Me a Dream Eerie Indiana

By Robert James

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The laboratory of the mind

By Brown James Robert.

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For Us the Living

By Robert A. Heinlein

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For Us, The Living: A Comedy Of Customs

By Robert A. Heinlein, James ROBERT, Robinson, Spider, Heinlein, Robert A.

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From Grandmaster Robert A. Heinlein comes a long-lost first novel, written in 1939 and never before published, introducing ideas and themes that would shape his career and define the genre that is...

Just So Stories Old Man Kangaroo

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Old Man Kangaroo

By Robert James, Retold By Robert James

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Book of LOVE

By James Robert Messenger

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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.