Patrick G. Conner Books

Stellar No. 2 Science Fiction Stories

By Hal Clement, James White, Clifford D. Simak, Judy-Lynn Del Rey, Steven Utley, Larry Niven, Isaac Asimov, Howard Waldrop, Patrick G. Conner, Jack C. Haldeman II, Richard S. Simak

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The Stellar anthology series #2. Stellar Science Fiction short stories. Delightfully entertaining science-fiction short stories, written by the stars of the field. Science Fiction in the grand trad...

Scientists

By Jane Harding Rasmussen, Eowyn Brown-Morozov, Patrick G. Conner

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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.