Nico Medina Books

What Was World War I?

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This compelling addition to the What Was? series covers what was supposed to be “the war to end all wars” but tragically wasn't.In 1914, the assassination of an Austrian archduke set of...

What Is the AIDS Crisis?

By Tim Foley, Nico Medina, Who HQ

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In this addition to the New York Times bestselling series, learn how incredible activists made the public aware of AIDS and spurred medical breakthroughs.In the early 1980s, the first cases of &nbs...

What Is the AIDS Crisis?

By Tim Foley, Nico Medina, Who HQ

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Who Was Julius Caesar

By Nico Medina

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What Was Stonewall

By Who Hq, Nico Medina, Jake Murray

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The Straight Road to Kylie

By Nico Medina

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Fat Hoochie Prom Queen

By Nico Medina

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Straight Road to Kylie

By Nico Medina

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Go Ahead Ask Me

By Billy Merrell, Nico Medina

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Fat Hoochie Prom Queen

By Nico Medina

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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.