Norman Lewis Books

The Happy Ant-Heap: and Other Pieces

By Norman Lewis, Lewis Norman.

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An empire of the East

By Norman Lewis, Lewis Norman.

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The most effective English language vocabulary builder available: this time-tested classic has helped millions achieve mastery of English and improve their communications skills in business, the cl...

In Sicily

By Norman Lewis, Lewis Norman.

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Word Power Made Easy

By Norman Lewis

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How to Read Better and Faster. 3d Ed., Completely Rev

By Norman Lewis

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Ten Unforgettable Memories Box Set

By Manjula Padmanabhan, Norman Lewis, Lilian Pizzichini, Eric Newby, David Reynolds, Justine Picardie, Gail Bell, William Fiennes, Mary Karr, Laura Bloomfield

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Word Power Made Easy (Interactive Edition)

By Norman Lewis

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Learn how to increase your vocabulary and master correct spelling, pronunciation, and usage through a simple and accessible method developed by a leading authority on English-language skills. ...

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.