Stephen Theaker Books

This Issue Features Fiction From Many Previous Contributors To The Zine, Who Have Returned To Help Celebrate Fifty Issues And Ten Years Of Theaker's Quarterly Fiction: Antonella Coriander, David Ta...

Theaker'S Quarterly Fiction #51

By Howard Phillips, Walt Brunston, Antonella Coriander, Andrea M. Pawley, Marshall Moore, John Greenwood, Charles Wilkinson, Douglas Ogurek, Stephen Theaker, Jacob Edwards

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Theaker'S Quarterly Fiction #54 (Volume 54)

By Stephen Theaker

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Theaker'S Quarterly Fiction #56

By Douglas J. Ogurek, Chuck Von Nordheim, Rafe McGregor, Cam Rhys Lay, John Greenwood, Howard Watts, Charles Wilkinson, Stephen Theaker, David Penn, Jacob Edwards

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Theaker'S Quarterly Fiction #59

By Stephen Theaker

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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.