Mark Griffin Books

All that heaven allows

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The definitive biography of the deeply complex and widely misunderstood matinee idol of Hollywood's Golden Age. Devastatingly handsome, broad-shouldered and clean-cut, Rock Hudson was the ultimate...

Lexington Ky Changes In The Early 20Th KY

By Mark Griffin

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A hundred or more hidden things

By Mark Griffin

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The Socio economic Burden of Hospital Acquired Infection

By Mark Griffin, Jennifer A. Roberts, Lynda Taylor, Anthony V. Swan, Rosalind Plowman, Nicholas Graves, Barry Cookson

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Shaktipat the Doorway to Enlightenment

By Mark Griffin

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Living on the Borders

By Mark Griffin, Theron Walker

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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.