Nikolai Grube Books

Die Erben der Maya: Indianischer Aufbruch in Guatemala

By Nikolai Grube, Raimund Allebrand, Demetrio C Cojti

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Chronicle of the Maya Kings and Queens: Deciphering the Dynasties of the Ancient Maya

By Martin Simon., Nikolai Grube, Mr. Simon Martin

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Chronicle of the Maya Kings and Queens Second Edition Chronicles

By Martin Simon., Nikolai Grube, Simon Martin

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Twin Tollans

By Dan Healan, Peter Schmidt, David A. Freidel, Patricia Fournier, Jeffrey Quilter, Geoffrey McCafferty, William Ringle, George J. Bey, Nikolai Grube, Susan Gillespie, Ruth Krochock, Mary Miller, Rafael Cobos, Victor H. Bolanos, Susan Kepecs

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Maya

By Nikolai Grube, Alexander Schubert

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Vor mehr als tausend Jahren erlebte die Hochkultur der Maya im Regenwald Mittelamerikas ihre Blütezeit. Doch warum verliessen die Maya ihre grossartigen Königsstädte so plötzlich? Die faszinierende...

Los Mayas Una Civilizacion Milenaria

By Nikolai Grube

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Maya

By Nikolai Grube

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Los Mayas

By Nikolai Grube, N. Grube

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Maya Divine Kings of the Rainforest

By Nikolai Grube

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Die Maya

By Nikolai Grube, Ethnologisches Museum Berlin.

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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.