Jeff Kowalski Books

The House Of The Governor: A Maya Palace Of Uxmal, Yucatan, Mexico

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Twin Tollans: Chichen Itza, Tula, And The Epiclassic To Early Postclassic Mesoamerican World

By William Ringle, Cynthia Kristan-Graham, David Freidel, Nikolai Grube, Geoffrey McCafferty, Jeffrey Quilter, Peter Schmidt, Mary Miller, Rafael Cobos, Jeff Karl Kowalski, Susan Kepecs, Victor H. Bolaños, Jeff Kowalski, David A. Freidel, George J. Bey, Dan Healan, Patricia Fournier, Susan Gillespie, Ruth Krochock, George J. Bey III

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These Selected Essays Revisit Long-standing Questions Regarding The Nature Of The Relationship Between Chichen Itza And Tula. The Contributors To This Volume Bring Their Background In Archaeology,...

CIA World Factbook 2001

By Jeff Kowalski

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Unknowing

By Melissa Kay, Bill Riggio, Jeff Kowalski, Matthew Herron, Holly Gore

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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.