Peter Davidson Books

Homicide Miami

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IT BEGAN WITH A DISAPPEARANCE On a balmy May night in Miami, Frank Griga and his girlfriend, Krisztina Furton, vanished from the face of the earth. Frank had made a fortune in the adult hotline bu...

The Cambridge guide to second language assessment

By Christine A. Coombe

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"This collection of original articles provides language teachers with a theoretical background of key issues associated with language testing as well as practical advice on how to improve the effec...

The Cambridge guide to second language assessment

By Christine A. Coombe

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Murder at Holy Cross

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Murder at Holy Cross

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Murder at Holy Cross

By Peter Davidson

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On March 25, 2001, the nude body of Michelle Lewis, a 39-year-old nun, was discovered in her sleeping quarters at South Florida’s Holy Cross Academy. She had been stabbed 92 times. It wasn&rs...

Last of the Light

By Peter Davidson

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Arctic Elegies

By DAVIDSON

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The Lost City Old Aberdeen

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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.