Joseph A. Porter Books

"In the mid-seventies four adults from beyond their national borders find themselves marooned in Jeffersonian academic Charlottesville, Virginia. The journalist Irene and her professor husband Jean...

Touch wood

By Joseph Ashby Porter, Joe Ashby Porter

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192 p. ; 19 cm

All Aboard

By Joe Ashby Porter

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With 'All Aboard', acclaimed fiction writer Joe Ashby Porter ventures into new, sometimes unprecedented territory, from the luxe restraint of 'Merrymount, through the stops-out eroticism of 'Pendin...

Drama of Speech Acts

By Joseph A. Porter

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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.