Geoffrey Giuliano Books

Two of us

By Geoffrey Giuliano

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The Beatles Album

By Geoffrey Giuliano

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Carry that weight

By Geoffrey Giuliano

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Glass Onion: The Beatles In Their Own Words

By Geoffrey Giuliano

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"Glass Onion contains rare, exclusive interviews with the Beatles and their family, friends, and musical colleagues - as well as an eclectic array of uncensored press conferences, letters, FBI memo...

The Beatles

By Geoffrey Giuliano

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Dark Horse

By Geoffrey Giuliano

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Blackbird

By Geoffrey Giuliano

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Rod Stewart

By Geoffrey Giuliano

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Behind Blue Eyes

By Geoffrey Giuliano

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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.