Tess Gerritsen Books

Gravity Bloodstream

By Tess Gerritsen

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Gravity

By Tess Gerritsen

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Bloodstream

By Tess Gerritsen

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In April came the rains. In August came the heat. In November came the horror. It's paying a return visit. Lapped by the gentle waters of Locust Lake, the small resort town of Tranquility, Maine, s...

The Sinner

By Tess Gerritsen, Dennis Boutsikaris

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The Surgeon

By Tess Gerritsen

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Ice Cold

By Tess Gerritsen

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Girl Missing (Previously published as Peggy Sue Got Murdered)

By Tess Gerritsen

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NEW YORK TIMES BESTSELLER • From Tess Gerritsen, bestselling author of the Rizzoli & Isles series, her stunning first thriller! Previously published as Peggy Sue Got Murdered “Gerritsen has a knac...

Call after midnight.

By Tess Gerritsen

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The Surgeon

By Tess Gerritsen, Dennis Boutsikaris

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The Surgeon

By Tess Gerritsen, Dennis Boutsikaris

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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.