Matt Sprange Books

The Ultimate Games Designers Companion

By Various

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The Slayer'S Guide To Hobgoblins

By Matthew Sprange, Anne Stokes, Matt Sprange

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The Quintessential Fighter

By Mongoose Publishing Staff

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Ships Of The Goblinoids

By Matthew Sprange, Anne Stokes, Matt Sprange

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Demonology : The Dark Road

By Matthew Sprange, Anne Stokes, Matt Sprange, Sprange, Matthew

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Welcome, mortal, to the Dark Road. Within these secret pages you will find the most forbidden knowledge of all - that of summoning, binding and ultimately controlling the demons, devils and fiends...

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.