Eric Heisserer Books

Secret Weapons Deluxe Edition

By Eric Heisserer

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Harbinger Wars 2

By Matt Kindt, Eric Heisserer

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The Bonin Horse Cyberpunk

By Eric Heisserer

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Cabin Fever Cyberpunk

By Eric Heisserer

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Shaper

By Felipe Massafera, Eric Heisserer

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From the writer of the acclaimed film Arrival!  A galactic empire hunts a race of shape shifters prophesied to overthrow its rule. When orphaned teenager Spry discovers that he is one of the h...

Secret Weapons

By Raul Allen, Eric Heisserer

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Harbinger Wars 2 Deluxe Edition

By Tomas Giorello, Patricia Martin, Raul Allen, Matt Kindt, Eric Heisserer

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Shaper

By Felipe Massafera, Eric Heisserer

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From the writer of the acclaimed film Arrival!  A galactic empire hunts a race of shape shifters prophesied to overthrow its rule. When orphaned teenager Spry discovers that he is one of the h...

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.