Andrew Marshall Books

After the Nation State: Citizens, Tribalism and the New World Disorder

By Mathew Horsman

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Best-seller!: The Life and Death of Eric Pode of Croydon

By Andrew Marshall

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Whoops apocalypse

By Andrew Marshall

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Cult at End of World

By David E. Kaplan

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The Cult At The End Of The World: The Terrifying Story Of The Aum Doomsday Cult, From The Subways Of Tokyo To The Nuclear Arsenals Of Russia

By David E. Kaplan, Andrew Marshall

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At The Height Of Morning Rush Hour On March 20th, 1995, The Deadly Nerve Gas Sarin Poured Into The Tokyo Subway System, Killing 12 People And Injuring 6,000 More. This Horrifying Attack On The Publ...

The South American handbook.

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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.