John Urquhart Books

The Anaesthetic Aide-memoire

By John Urquhart

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QBase Anaesthesia Qbase

By Andrew Scott, John Urquhart, Isaac John.

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The Anaesthesia Viva

By Mark Blunt, John Urquhart, Colin Pinnock

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Anaesthesia Viva

By Mark Blunt, John Urquhart, Colin Pinnock

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Risk watch

By John Urquhart

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Risk taking is the essence of life itself. Balancing risk and reward is a biological, intellectual and emotional imperative. Yet few of us devote much, if any, rational thought to the subject – e...

Die neueren Entdeckungen und die Bibel

By John Urquhart

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Risk Watch

By Klaus Heilmann, John Urquhart

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The Wonders of Prophecy

By JOHN URGUHART

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Nightingale a Participation Play

By Rita Grossberg, John Urquhart

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Fool of the World

By Rita Grauer, John Urquhart, Joanna Halpert Kraus, Paul Picus

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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.