Robert Greenfield Books

The Rolling Stone Interviews, 1967-1980: Talking with the Legends of Rock & Roll

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Bill Graham Presents: My Life Inside Rock And Out

By Bill Graham, Graham Bill, Robert Greenfield

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Wealth Trade Prices and Money

By Robert L. Greenfield

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Consolidated Ontario Employment and Labour Statutes and Regulations

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Spiritual Supermarket an Account of Guru

By Robert Greenfield

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Mother American Night

By Robert Greenfield, John Perry Barlow, John Perry Barlow With Robert Greenfield

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[this] Is The Wild, Funny, Heartbreaking, And Often Unbelievable (yet Completely True) Story Of An American Icon. Born Into A Powerful Wyoming Political Family, John Perry Barlow Wrote The Lyrics F...

Mother American Night

By Robert Greenfield, John Perry Barlow, John Perry Barlow With Robert Greenfield

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Stones Touring Party

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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.