Nicholas Knight Books

Open Space

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"The stories in Open Space are as diverse as Canada's vast landscapes, as varied as Canada's multicultural society. From gothic tales of horror to adventures on other planets, from far-future wonde...

Supernatural: The Official Companion Season 3

By Nicholas Knight

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Supernatural, the hit show from The CW, continued to garner critical praise and attract an ever-increasing legion of fans as it ramped up the scares and tension in the explosive and electrifying th...

The Essential Supernatural: On The Road With Sam And Dean Winchester

By Nicholas Knight

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Fill a flask with holy water and make sure your car is stocked with rock salt and shot guns, you’re about to drive headfirst into the world of Sam and Dean Winchester, hunters of demons, ghouls, va...

The Essential Supernatural: On the Road with Sam and Dean Winchester

By Eric Kripke, Nicholas Knight

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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.