Ricardo Krebs Books

Breve historia universal

By Ricardo Krebs

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Vivir lo que tiene mas vida

By Ricardo Krebs

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Nacion y conciencia nacional en Chile

By Ricardo Krebs

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Identidad chilena

By Ricardo Krebs

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Historia de la Pontificia Universidad Catolica de Chile, 1888-1988

By Ricardo Krebs

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"A monumental effort tracing the evolution of the Catholic Univ. from its inception to the late 1980s when it had established branches throughout the country. Covering the entire university, the wo...

La Iglesia de America Latina en el siglo XIX

By Ricardo Krebs

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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.