F. James Grogan Books

The PHARMACISTS PRESCRIPTION

By Grogan, F. James Grogan

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The Pharmacist'S Prescription: Your Complete Guide To The Over The Counter Remedies That Work Best

By Grogan, F. James, F. James Grogan, Grogan, F. James

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Pharmacy Simplified: A Glossary Of Terms

By F. James Grogan, Pharm.D. James Grogan

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Over 4,000 commonly used terms and abbreviations related to the pharmaceutical industry are defined in clear concise language. An essential and effective reference and training tool for health insu...

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.