Robert Kroese Books

Mercury rises

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Fresh off their successful quest to thwart not one, but two diabolical plots to destroy the world, jaded reporter Christine Temetri and rogue cherub Mercury find that mysterious powers outranking e...

The Throne of Darkness

By Robert Kroese

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The Brand of the Warlock

By Robert Kroese

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The Dawn of the Iron Dragon

By Robert Kroese

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The Wrath of Cons

By Robert Kroese

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Mercury Falls

By Robert Kroese

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"Years of covering the antics of End Times cults for The Banner, a religious news magazine, have left Christine Temetri not only jaded but seriously questioning her career choice. That is, until sh...

Distopia

By Robert Kroese

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Mercury Shrugs

By Robert Kroese

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Aye Robot A Rex Nihilo Adventure Starship Grifters Volume 2

By Robert Kroese

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The Dream of the Iron Dragon Saga of the Iron Dragon Volume 1

By Robert Kroese

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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.