Keith Perry Books

"The controversial, almost mythic Louisiana politician Huey P. Long inspired not just one but six American novels, published between 1934 and 1946. And he continues to resonate in American cultural...

WITH A POPPY AND A PRAYER. Officers died at Passchendaele 31st July 10th November 1917

By Keith Perry

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Gender Neutral Name Book for the 21st Century

By Shelly Sharp, Keith Perry

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Larry Brown and the Blue Collar South

By Keith Perry, Jean W. Cash

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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.