David Oliver Relin Books

Three Cups of Tea: Young Readers Edition

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This young readers edition of the worldwide bestseller Three Cups of Tea has been specially adapted for younger readers and updated by Greg Mortenson to bring his remarkable story of humanitarianis...

Three Cups of Tea

By Greg Mortenson

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The astonishing, uplifting story of a real-life Indiana Jones and his humanitarian campaign to use education to combat terrorism in the Taliban’s backyardAnyone who despairs of the individual...

Second Suns

By David Oliver Relin

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Second suns

By David Oliver Relin

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Documents the inspiring story of a partnership between an American and Nepali doctor to provide eyesight-saving treatments to tens of thousands of patients through their Himalayan Cataract Project.

Three Cups of Tea

By Greg Mortenson, David Oliver Relin

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Three Cups of Tea

By Greg Mortenson, David Oliver Relin

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Three Cups of Tea Young Readers Edition

By David Oliver Relin

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Second Suns

By David Oliver Relin

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Second Suns

By Geoffrey Tabin, Paul Farmer, David Oliver Relin

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Second Suns

By Geoffrey Tabin, Paul Farmer, David Oliver Relin

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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.