David Messent Books

Seven Days In Sydney

By DAVID, David Messent, Messent

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Seven Days In Sydney

By Graham White, David Messent, David Messent, Graham White

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Sydney Harbour

By David Messent, David Messent

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[text By David Messent And David Mcgonigal ; Photography David Messent] Includes Index. Cover Subtitle: The Complete Guide To Sydney Harbour New South Wales, Australia.

The Rocks

By David Messent, DAVID MESSENT

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Seven Days In Sydney: The Guide To Sydney, Australia

By David Messent, David And Graham White Messent

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Opera House Act One By David Messent

By David Messent

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David Messent. Includes Bibliographical References (p. 526-529) And Index.

Seven Days In Sydney

By DAVID, David Messent, Messent

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Touring Sydney

By David Messent

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Touring Sydney

By David Messent

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Sydney

By David Messent

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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.