Guillermo Maldonado Books

Today's church is not reaching many of the lost, sick, and hurting because believers are not taking the authority and power they have been given through Christ and going out to the world as His bod...

The Glory of God

By Guillermo Maldonado

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The Kingdom of Power

By Guillermo Maldonado

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Transformacion sobrenatural

By Guillermo Maldonado

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"As a result of the fall, all human beings have spiritual 'heart disease, ' which causes us spiritual, mental, emotional, and physical problems; author Guillermo Maldonado explains how we can recei...

Por que creer en Jesus

By Guillermo Maldonado

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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.