Robert Khan Books

Doctor Who Main Range 234 Kingdom of Lies

By Tom Salinsky, Robert Khan

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The Churchill Years Volume 2

By Tom Salinsky, Robert Khan, Iain McLaughlin, Paul Morris, Alan Barnes

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Brexit

By Tom Salinsky, Robert Khan

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Bobby And Mandee'S Good Touch, Bad Touch

By Robert Khan, Robert Kahn

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Good Touch, Bad Touch is a must-read for all parents who want their children to learn to advocate for their own safety and personal boundaries.When it comes to bad touches, Bobby advises children,...

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.