Dean Haspiel Books

Mona and Joey can't stop fighting! When the Mighty Mojo decides to give his powerful costume to them, these argumentative twins fight so much they rip it in half. Now each one is only half as stron...

Fear My Dear

By Dean Haspiel

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The Red Hook

By Dean Haspiel

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A super-thief who is bequeathed the Omni-fist of Altruism is transformed into a hero against his will, a year after a sentient Brooklyn's heart is broken and physically secedes from America.

The Alcoholic

By Jonathan Ames, Dean Haspiel

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The Alcoholic

By Jonathan Ames, Dean Haspiel

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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.