Allen D. Spiegel Books

Risk management in health care institutions

By Florence Kavaler

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Murder and Madness, Military Matters and Managed Medicine, Memorable Milestones and Moments

By Allen D. Spiegel

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Health impacts of polynuclear aromatic hydrocarbons

By A. W. Pucknat

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A. Lincoln, Esquire

By Allen D. Spiegel

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"Abraham Lincoln has long been considered the greatest president by scholars of American history. According to legal scholars, he could just as easily have been one of the foremost lawyers in the n...

Medical technology, health care, and the consumer

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Curing and caring

By Allen D. Spiegel

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Basic health planning methods

By Allen D. Spiegel

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The Medicaid experience

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Home healthcare sic

By Allen D. Spiegel

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Cost containment and DRGs

By Allen D. Spiegel

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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.