Chris Archer Books

Aftershock Mindwarp

By Jeffrey Archer, Chris Archer

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Alien terror

By Chris Archer

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Ethan thinks the tales of UFO sightings and alien abductions in his town are just bogus, until he sees something that changes his mind. Suddenly he discovers that he can do things he never thought...

Alien blood

By Chris Archer

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Ashley Rose never believes in aliens until she finds one in the scariest place of all.

Second Sight Mindwarp 4

By Chris Archer

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Elena has visions of a creature with black eyes chasing her. Is she psychic and in danger? Or is she having nightmares?

Todd Aldridge saw a strange light in the sky and then lost consciousness. Nine months later he woke up. People think he was abducted by aliens. He doesn't know, but one thing he does know, he keeps...

Aftershock Mind Warp 6

By Chris Archer

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Flash Forward Mindwarp

By Chris Archer

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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.