King Oblivion Books

Supreme villainy

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"Since Oblivion's untimely (and inexplicable) passing, Matt D. Wilson, who was found rotting in one of Oblivion's numerous dungeons, has discovered in his giant lair (located in the Earth's mantle)...

The supervillain handbook

By Matt D. Wilson

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The supervillain field manual

By King Oblivion

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xvii, 197 pages : 18 cm

Supervillain Handbook

By Adam Wallenta, Matt D. Wilson, King Oblivion

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Supervillain Field Manual

By Adam Wallenta, Matt D. Wilson, King Oblivion

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Supreme Villainy

By Matt D. Wilson, King Oblivion

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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.