Robert Greene Books

A NEW YORK TIMES BESTSELLER From the world’s foremost expert on power and strategy comes a daily devotional designed to help you seize your destiny.Robert Greene, the #1 New York Times b...

The Daily Laws

By Robert Greene Undifferentiated

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A NEW YORK TIMES BESTSELLER From the world’s foremost expert on power and strategy comes a daily devotional designed to help you seize your destiny. This is the only authorized paperback...

The 48 Laws of Power (Special Power Edition)

By Robert Greene Undifferentiated, Joost Elffers

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This limited, collector’s edition of The 48 Laws of Power features a vegan leather cover, gilded edges with a lenticular illustration of Robert Greene and Machiavelli, and designed endpapers....

Mastery

By Robert Greene

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From the bestselling author of The 48 Laws of Power and The Laws of Human Nature, a vital work revealing that the secret to mastery is already within you. This is the only authorized hardcover edit...

The 33 Strategies of War

By Robert Greene

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Brilliant distillations of the strategies of war—and the subtle social game of everyday life—by the bestselling author of The 48 Laws of Power and The Laws of Human Nature. This is the...

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.