Ellery Queen Books

Tales from Ellery Queen's Mystery Magazine

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A collection of seventeen short stories of mystery, detection, and suspense, emphasizing young protagonists such as a computer genius who breaks a failsafe security system on his trusty Apple compu...

Ellery Queen's murdercade

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The Vanishing Corpse Ellery Queen Master Detective

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Inspector Queen s Own Case

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The Player on the Other Side

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Ellery Queen's crime cruise round the world

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Ellery Queen's maze of mysteries

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Ellery Queen's book of first appearances

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Ellery Queen's lost ladies

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Ellery Queen's crimes and punishments

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288 p. ; 21 cm

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.