John Galbraith Simmons Books

Doctors and Discoveries

By John Galbraith Simmons

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The scientific 100

By John Galbraith Simmons, John G. Simmons, John Simmons

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Who are the greatest scientists throughout the ages and why? From Archimedes to Newton to Einstein to Hawking. The Scientific 100 furnishes the fascinating answers. In vivid biographical sketches t...

The Scientific 100

By John Galbraith Simmons

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Medicos e Descobridores

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TPA for Stroke: The Story of a Controversial Drug

By Justin A. Zivin

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TPA for Stroke

By John Galbraith Simmons, Justin A. Zivin

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Tpa for Stroke

By John Galbraith Simmons, Justin A. Zivin

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Scientific 100

By Lynda G. Simmons, John Galbraith Simmons, Milagros Simmons

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Aline and Valcour Vol. 3

By Marquis De Sade, Jocelyne Genevieve Barque, John Galbraith Simmons

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Outlaw

By R Doine Fa D, John Galbraith Simmons, J R Me Pierrat

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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.