Fernando Ruiz Books

Best of Jughead

By Rex Lindsey, Tom Root, John L. Goldwater, Fernando Ruiz

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Collects the adventures of Jughead, Archie, and the rest of the gang from Riverdale High.

Archie vs. Depredador

By Alex De Campi, Ricj Koslowski, Jason Millet, Gema Moraleda Diaz, Fernando Ruiz

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El Senor de los Mercados

By Fernando J. Ruiz, Fernando Ruiz

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Los recursos humanos de la salud en Colombia

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Cracking up with the Rabbids

By David Lewman, Tino Santanach, Fernando Ruiz

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Boo

By Kristen Deacon

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The World s Cutest Dog comes to comics! He s Boo, the Pomeranian pup that s become an internet sensation, and he s ready for four-color adventures in his first-ever graphic novel! Join Boo and his...

Animal Jam

By Fernando Ruiz, Eric Esquivel

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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.