Marcus Wynne Books

Thomas Harris's The Silence of the Lambs meets Richard Marcinko's Rogue Warrior in this thriller that races at breakneck pace--from the critically acclaimed author who gave Stephen Coonts "a nightm...

Brothers in Arms Dale Miller and Charley Payne Novels

By Marcus Wynne

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No Other Option

By Marcus Wynne

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How To Be Your Own Bodyguard: Self Defense For Men & Women From A Lifetime Of Protecting Clients In Hostile Environments.

By Marcus Wynne, Nicholas Hughes, Nick Hughes, Hughes, Nicholas

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Self Defense tips for men and women from a lifetime of protecting clients in hostile environments. Includes avoidance and awareness skills of the professional protection agent as well as dynamic, p...

Bez wyboru

By Marcus Wynne

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Wojownik w mroku

By Marcus Wynne

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Brothers in Arms

By Marcus Wynne

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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.