Peter Douglas Ward Books

The natural history of Nautilus

By Peter Douglas Ward

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Life as We Do Not Know It

By Peter Ward

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An engrossing and revelatory first look at the search for alien lifeon Earth and beyond For the past twenty years, Peter Ward has been at the forefront of popular science writing, with books...

The flooded earth

By Peter Douglas Ward, Peter D. Ward

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In search of nautilus: Three centuries of scientific adventures in the deep Pacific to capture a prehistoric, living fossil

By Peter Douglas Ward

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On Methuselah s Trail

By Peter Douglas Ward

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On Methuselah s Trail

By Peter Douglas Ward

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Vie et mort de la planete Terre

By Peter Douglas Ward

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Unsere einsame Erde

By Donald Brownlee, Peter D. Ward

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Ausgerottet oder Ausgestorben

By Peter D. Ward

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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.