Ann Rule Books

Small sacrifices

By Ann Rule

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This updated edition covers Downs' escape and recapture.

The I-5 Killer

By Ann Rule

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The terrifying true crime story of the I-5 serial killer from Ann Rule, the #1 New York Times bestselling author of The Stranger Beside Me. Randall Woodfield had it all. He was an award-winning st...

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.

Ann Rule Books

Small sacrifices

Lust Killer

The Want Ad Killer

The stranger beside me.

The I 5 Killer

Possession

The Stranger Beside Me

Lust Killer

The I-5 Killer

Possession

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

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