Mendoza Books

Free verse and full-page black and white photographs relate the lasting impression of a child's first experience with a gun and its destruction of life.

Lost pony

By George Mendoza

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Text and photos unfold the wanderings of an orphan boy on the streets of Paris as he dreams of owning a horse.

From Refugee to Millionaire

By Rafael Mendoza

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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.

Mendoza Books

Are you my friend?

Instructor s manual to accompany Systems of society

Systems of man

Crack in the Wall

Gillygoofang

Seven Solutions for the World Wide Systems of Today

The Ensigns of the Twelve Tribes of Israel

The hunter I might have been

Lost pony

From Refugee to Millionaire

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

What is an EAN and How Does it Relate to an ISBN?