David Rosenfelt Books

Heart of a killer

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"Jamie Wagner is a young lawyer who is happy to be flying under the radar at a large firm doing background research for the partners. It's not that he isn't smart. He is. It's just that hard work,...

First Degree

By David Rosenfelt

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First Degree

By David Rosenfelt

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Bury the Lead

By David Rosenfelt

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Bury the Lead

By David Rosenfelt

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New Tricks

By David Rosenfelt

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Open and Shut

By David Rosenfelt

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Dog tags

By David Rosenfelt

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Dead Center

By David Rosenfelt

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First Degree

By David Rosenfelt

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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.