Stephen Lucas Books

The art of public speaking

By Stephen Lucas

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The art of public speaking

By Stephen Lucas

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The act of abjuration

By Stephen Lucas, Martin Berendse

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"The Act of Abjuration is the English translation of the Plakkaat van Verlating, the Dutch Declaration of Independence, signed on 26 July 1581 in The Hague. It is a well written statement by provin...

Art of public speaking.

By Stephen Lucas

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The Art of Public Speaking

By Stephen Lucas, Paul Stob

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"Fully updated for the thirteenth edition, the award-winning Art of Public Speaking offers a time-tested approach that has made it the most widely used college textbook on its subject in the world....

The Art of Public Speaking

By Stephen Lucas

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Whether a novice or an experienced speaker, every student will learn how to be a better public speaker through Lucas' clear explanations and thorough coverage. By far the leading speech textbook of...

The Power of Effective Speaking

By Stephen Lucas

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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.