Robert Allison Books

The Crescent Obscured: The United States and the Muslim World, 1776-1815

By Robert J. Allison

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Applied Geomorphology

By Robert Allison

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Saved by the Prince of Peace Dungeon to Sky

By Robert Allison

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Rock Slopes The Natural Environment

By Robert Alison

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The Essential Debate on the Constitution

By Bernard Bailyn, Robert J. Allison

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Return to the nation's founding to rediscover the dramatic original debates--on presidential power, religious liberty, foreign corruption, and more--that still shape our world todayWhen the Constit...

SAS GRAPH

By Robert Allison

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The letter bearer

By Allison Robert War Story Writer

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"The Rider has no memory of who he is, where he is, or how he came to be lying dying in the brutal heat of the North African desert. Rescued by a band of deserters, the Rider begins to piece togeth...

The letter bearer

By Robert Allison

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'The letter bearer' is a Second World War novel unlike any other. It raises profound questions about trauma, guilt and the instinct towards desertion. The psychologies of conflict, the shifting lan...

The letter bearer

By Robert Allison

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The letter bearer

By Robert Allison

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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.