Robert A. Heinlein Books

Take back your government

By Robert A. Heinlein

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Time for the Stars

By Robert A. Heinlein

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Red Planet

By Robert A. Heinlein

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Citizen of the galaxy

By Robert A. Heinlein

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A youth who has known only the primitive life of a galaxy slave is purchased by a beggar who turns out to be a man with many extracurricular activities.

Have Space Suit Will Travel

By Robert A. Heinlein

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Science Fiction Super Pack 1

By Philip Farmer, Robert A. Heinlein, Isaac Asimov, Theodore Sturgeon, Philip Dick

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Moon Is a Harsh Mistress

By Robert A. Heinlein

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Stranger in a Strange Land

By Robert A. Heinlein

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Starship Troopers

By Robert A. Heinlein

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Time Enough for Love

By 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.