Roberto Maestas Books

Wasi chu

By Roberto Maestas, Bruce Johansen, Bruce E. Johansen

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A complete and devastating look at the genocide of the remaining native American peoples. "Within the modern American Indian movement, Wasi'chu (literally, "greedy one") has come to stand for thos...

Wasi chu

By Roberto Maestas, Bruce Johansen

Average: 0.00, 0 Ratings

El Pueblo

By Roberto Maestas, Bruce Johansen, Bruce E. Johansen

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José and Antonio Gallegos, brothers, moved north from Mexico in the 1670s to the Rio Grande valley and then to Santa Fe, New Mexico. They survived the Indian revolt of 1680, withdrew with other Spa...

El Pueblo

By Roberto Maestas, Bruce Johansen

Average: 0.00, 0 Ratings

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.