Joe Haldeman Books

Forever War Game BOX SET

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"Wounded in combat and honorably discharged nine years ago, Jack Daley still suffers nightmares from when he served his country as a sniper, racking up sixteen confirmed kills. Now a struggling aut...

Forever Peace

By Joe Haldeman

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Forever Peace

By Joe Haldeman

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2043 A.D.: The Ngumi War rages. A burned-out soldier and his scientist lover discover a secret that could put the universe back to square one. And it is not terrifying. It is tempting...

Forever Free

By Joe Haldeman

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Space travellers return to their planet after a long absence and find everyone gone. The intriguing aspect is the amount of clothing lying everywhere, as if people undressed before vanishing. The t...

The Coming

By Joe Haldeman

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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.