Peter A. Leonard Books

Quiver

By Peter Leonard

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Trust Me

By Peter A. Leonard

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Trust Me

By Peter Leonard

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Quiver

By Peter Leonard

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Quiver

By Peter A. Leonard

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Kate McCall's husband has been killed by her teenage son, Luke, in a tragic bow-hunting accident. In the aftermath, Jack, a charismatic but troubled ex-con from Kate's past, shows up. When Luke tak...

Quiver

By Peter A. Leonard

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Voices of the Dead

By Peter A. Leonard

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Voices of the Dead

By Peter Leonard

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Back from the dead

By Peter A. Leonard

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Bahamas, 1971, and Ernst Hess, missing presumed dead, regains consciousness to find himself stuck in a hospital bed on a strange ward in a foreign country ... Back from the Dead pitches us and the...

Back from the dead

By Peter A. Leonard

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Bahamas, 1971, and Ernst Hess, missing presumed dead, regains consciousness to find himself stuck in a hospital bed on a strange ward in a foreign country ... Back from the Dead pitches us and the...

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.