David M. Chappell Books

Which Form of Building Contract

By David M. Chappell, Derek Marshall, Lawrence Johnston

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Understanding JCT Standard Building Contracts

By CHAPPELL, David M. Chappell, David Chappell

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This practical book provides a guide to three major forms of contract in the JCT series: The Standard Form of Building Contract with Quantities 1980 (JCT 80), and The Intermediate Form of Building...

Understanding JCT Standard Building Contracts

By David Chappell

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Contractor's claims

By David Chappell

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The Jct Design and Build Contract 2005

By David Chappell

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JCT Design and Build Contract 2005

By David Chappell

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JCT Design and Build Contract 2005

By David Chappell

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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.