Stanley Alperin Books

Names, addresses, and telephone numbers of federal health care facilities in the United States and overseas. Includes hospitals, medical centers, and clinics; kinds of facilities are military, Vet...

Directory of Medical Schools Worldwide

By Stanley Alperin

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Hospital Phone Book 1987 88 Edition

By Stanley Alperin

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Federal Hospital Phone Book

By Barbara Elizabeth Shaw, Stanley Alperin

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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.