Robert Kunstaetter Books

Peru

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Peru is home to more archaeological sites than any other country in South America. However, with mangroves, cloud forest, oases in the desert and glacial lakes, it is also a country of incredible n...

Ecuador Galapagos

By Robert Kunstaetter

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Peru Bolivia Ecuador

By Robert Kunstaetter

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744 pages : 19 cm

Cuzco Machu Picchu the Inca heartland

By Robert Kunstaetter

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"Peru's Inca Heartland is home to lost cities, ancient trails and colonial palaces. Footprint's Cuzco & the Inca Heartland handbook will guide you around the Navel of the World, along challenging I...

Peru

By Robert Kunstaetter

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"Peru is home to more archaeological sites than any other country in South America. However, with mangroves, cloud forest, oases in the desert and glacial lakes, it is also a country of incredible...

Bolivia

By Ben Box

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Trekking Peru

By Daisy Kunstaetter, Robert Kunstaetter

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Footprint Ecuador Galapagos Footprint Ecuador and Galapagos Handbook

By Robert Kuntstaetter, Daisy Kuntstaetter

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Quito Galapagos Islands

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Footprint Peru Bolivia Ecuador Handbook

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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.