Robert Fraga Books

Calculus Problems for a New Century Resources for Calculus Collection

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Fraga presents a comprehensive account of how a small town in the Bible Belt became a model of ecological sustainability. On May 4, 2007, an EF5 tornado destroyed the town of Greensburg in south ce...

Road Through San Judas

By Robert Fraga

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Road Through San Judas

By Robert Fraga

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Parade of Grief

By Robert Fraga

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Parade of Grief

By Robert Fraga

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Parade of Grief

By Robert Fraga

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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.