C. Johnstone Books

For The Night Is Dark

By Mark West, McMahon, Gary, Robert Walker, Robert W. Walker, Blaze McRob, Tonia Brown, Scott Nicholson, Benedict J Jones, Jeremy C. Shipp, C. Johnstone, Kevin Lucia, Tracie McBride, G.N. Braun, Ray Cluley, Crystal Lake Publishing, John Claude Smith, William Meikle, Stephen Bacon, Gary McMahon, Jasper Bark, Daniel I Russell, Armand Rosamilia, Joe Mynhardt, Warren, Ross (Editor), Mynhardt, Joe, Rosamilia, Armand

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The Dark is coming! Call your friends over. You don't want to go through this alone. You will be taken back into the past, down to the depths of the ocean and across the borderline between our worl...

Fault Finding (Fan Flue) Combination Boilers: The Essential Pocket Book For The Domestic Gas Installer Or Plumber

By C. Johnstone, Michael Bowra, Chris Johnstone, Christopher Johnstone

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Microsatellite Amplification InBrassica Napuscultivars: Cultivar Variability And Relationship To A Long-Term Feral Population

By G. R. SQUIRE, J. M. Bond, C. Johnstone, R.J. Mogg

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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.