Norman S. Allen Books

Photochemistry

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The breadth of scientific and technological interests in the general topic of photochemistry is truly enormous and includes, for example, such diverse areas as microelectronics, atmospheric chemist...

Photochemistry 26

By D. Bryce Smith, Norman S. Allen, A. Gilbert, William M. Horspool, R. B. Cundall

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Photochemistry 27

By D. Bryce Smith, Norman S. Allen, A. Gilbert, William M. Horspool, R. B. Cundall

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Photochemistry 28

By Alan Cox, Norman S. Allen, A. Gilbert, William M. Horspool, R. B. Cundall

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Photochemistry 29

By Alan Cox, Albert C. Pratt, Norman S. Allen, A. Gilbert, William M. Horspool

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Photochemistry 30

By Alan Cox, Albert C. Pratt, Norman S. Allen, A. Gilbert, William M. Horspool

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Photochemistry 31

By Alan Cox, Albert C. Pratt, Norman S. Allen, A. Gilbert, William M. Horspool

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Photochemistry 32

By Alan Cox, Albert C. Pratt, Norman S. Allen, A. Gilbert, William M. Horspool

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Photochemistry 33

By Alan Cox, Albert C. Pratt, Norman S. Allen, A. Gilbert, William M. Horspool

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Photochemistry 34

By Iain Dunkin, Norman S. Allen, A. Gilbert, William M. Horspool

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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.