Marilyn Kosmatka Books

Time Spike

By Eric Flint, Marilyn Kosmatka

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Time Spike

By Eric Flint, Marilyn Kosmatka

Average: 0.00, 0 Ratings

The people at a maximum security prison in southern Illinois suddenly find themselves thrown back in time along with people from other periods in time. Dinosaurs, conquistadores, and prisoners were...

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.

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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.