Douglas Adams Books

The Hitchhiker Trilogy

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Charting the whole of Arthur Dent's odyssey through space are: THE HITCHHIKER'S GUIDE TO THE GALAXY. One Thursday lunchtime the Earth gets unexpectedly demolished to make way for a new hyperspace...

The Deeper Meaning of Liff

By John Lloyd, Douglas Adams

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Mostly Harmless

By Douglas Adams

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The Salmon of Doubt: Hitchhiking the Galaxy One Last Time

By Douglas Adams

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Dirk Gently's Holistic Detective Agency Long Dark Teatime Of The

By Douglas Adams

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Mostly Brilliant

By Douglas Adams

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The Salmon of Doubt

By Douglas Adams

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Salmon Doubt

By Douglas Adams

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The Hitchhiker's Guide to the Galaxy: The Original Radio Scripts

By Douglas Adams

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The Hitchhiker's Guide to the Galaxy Radio Scripts Volume 2: The Tertiary, Quandary and Quintessential Phases: v. 2

By Douglas Adams, Dirk Maggs

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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.