Tom Harkin Books

Tomorrow's Energy: Hydrogen, Fuel Cells, and the Prospects for a Cleaner Planet
From the Periphery
Five minutes to midnight
Five minutes to midnight

By Tom Harkin

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National Insecurity
National Insecurity

By Tom Harkin

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"In National Insecurity ten prominent experts describe, from an insider perspective, what went wrong with the U.S. intelligence system and what needs to be done to fix it. Drawing on their experien...

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National Insecurity
National Insecurity

By Tom Harkin

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Tomorrow s Energy
Tomorrow s Energy

By Tom Harkin, Peter Hoffmann

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Tomorrow 39 s Energy
Medicare Payments For Medical Supplies
From the Periphery
From the Periphery

By Tom Harkin, Pia Justesen

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Related Articles from our Blog

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.

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