Brendan Leonard Books

"The Art of Getting Lost will illuminate the details of dream trips, and inspiring readers to understand that adventure is not out of reach. Most of us face a couple of obstacles when it comes to l...

The great outdoors

By Brendan Leonard

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With 400 strategies for engaging in the outdoors, and expert tips and tricks, The Great Outdoors: A Users Guide makes Mother Nature easier to understand than ever before. Brendan Leonard, writer, f...

Sixty meters to anywhere

By Brendan Leonard

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Hike the Parks Rocky Mountain National Park

By Brendan Leonard

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Trail Running Illustrated

By Brendan Leonard, Doug Mayer, Schreiber Marion, Brian Metzler

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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.