Spain Rodriguez Books

"Since his death in 1967, Ernesto "Che" Guevara has become a universally known revolutionary icon and political figure whose image is among the most recognizable in the world. This dramatic and ext...

Zap Comix l integrale volume 1

By Rick Griffin, Gilbert Shelton, S. Clay Wilson, Victor Moscoso, Spain Rodriguez, Paul Mavrides, Robert Williams, Robert Crumb

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El ultimo Zap Comix

By Rick Griffin, Gilbert Shelton, S. Clay Wilson, Ruben Lardin Carballo, Victor Moscoso, Spain Rodriguez, Paul Mavrides, Robert Williams, Robert Crumb

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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.