Lawrence Williams Books

Jungles (Last Frontiers for Mankind)

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Describes the climate and plant and animal life of the jungles of the world and discusses the impact and effect of humanity in studying, invading, or destroying these jungles.

Oceans

By Lawrence Williams

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Describes chemical, geological, and biological aspects of the oceans of the world and discusses the impact and effect of human beings in exploiting, polluting, and trying to save the oceans.

Mountains

By Lawrence Williams

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Explores the question of how mountains are made, how they are changed by weather, wildlife, and the efforts of humanity, and how they and their resources may be protected.

I James McNeill Whistler

By Lawrence Williams

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Hambre Y Miseria Hunger and Poverty Rescatemos Al Mundo Tomo 6

By Lawrence Williams

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Understanding the Polar Lands Last Frontiers for Mankind

By Lawrence Williams, Alan Collinson

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Wolves

By Lawrence Williams

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Enneagram Types

By Lawrence Williams

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Anger Management

By Lawrence Williams

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Anger Management

By Lawrence Williams

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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.