David E. Lilienfeld Books

Foundations of Epidemiology 2 E

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"The purpose of this book is to present the concepts and methods of epidemiology as they are applied to a variety of disease problems ... Emphasis is placed on the integration of biological and sta...

Foundations of Epidemiology

By David E. Lilienfeld

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Foundations Of Epidemiology

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Lilienfeld s Foundations of Epidemiology

By David E. Lilienfeld, Dona Schneider

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Public Health

By David E. Lilienfeld, Dona Schneider

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Public Health Vol. 2

By David E. Lilienfeld, Dona Schneider

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Public Health

By David E. Lilienfeld, David Lilienfeld, Dona Schneider

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Public Health

By David E. Lilienfeld, Dona Schneider, Warren Winkelstein

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Public Health Vol. 1

By David E. Lilienfeld, Dona Schneider

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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.