Robert A. Heinlein Books

The Star Beast

By Robert A. Heinlein

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Have Spacesuit--Will Travel

By Robert A. Heinlein

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Starman Jones

By Robert A. Heinlein

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Tunnel in the Sky

By Robert A. Heinlein

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A high school senior goes through the gate to an unknown planet for a two-to-ten day final exam in Advanced Survival, and realizes, after a period of fighting the elements and wildlife, that someth...

Time for the Stars

By Robert A. Heinlein

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Farmer in the Sky

By Robert A. Heinlein

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Red Planet

By Robert A. Heinlein

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The Rolling Stones

By Robert A. Heinlein

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Friday

By Robert A. Heinlein

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1984, Spring: A Choice of Futures

By Arthur C. Clarke, Robert A. Heinlein

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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.