Paul Greenberg Books

Fish on Your Plate

By Paul Greenberg

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Four Fish

By Paul Greenberg

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“A necessary book for anyone truly interested in what we take from the sea to eat, and how, and why.” —Sam Sifton, The New York Times Book ReviewAcclaimed author of American Catch and The Omega Pri...

The Omega Principle

By Paul Greenberg

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By the bestselling author of Four Fish and American Catch, an eye-opening investigation of the history, science, and business behind omega-3 fatty acids, the "miracle compound" whose story is inter...

American Catch

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INVESTIGATIVE REPORTERS & EDITORS Book Award, Finalist 2014"A fascinating discussion of a multifaceted issue and a passionate call to action" --Kirkus From the acclaimed author of Four Fish and The...

New Orleans DK Eyewitness Top 10 Travel Guide

By Dorling Kindersley Travel Staff

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The Climate Diet

By Paul Greenberg

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“Useful and relevant. . . . Greenberg’s writing is clear and concise. Each section starts with easy tips . . . then wades into bigger, trickier concepts.” —New York Times Bo...

Top 10 New Orleans

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Top 10 New Orleans

By Paul Greenberg

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Contains dozens of top ten lists for visitors to New Orleans, featuring brief descriptions and contact information for top ranked attractions, restaurants, festivals, shopping venues, museums, hote...

Top 10 New Orleans

By Paul Greenberg

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Four fish

By Greenberg Paul

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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.