Douglas Lewis Books

The late baroque churches of Venice

By Douglas Lewis

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The Drawings of Andrea Palladio

By Douglas Lewis

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"Palladio is a subject now widely taught in liberal arts curricula, as well as in professional schools. Architects, too-- both in training and in practice-- have found Lewis's display of the succes...

The Drawings of Andrea Palladio

By Douglas Lewis

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Global Governance And The Quest For Justice - Volume I: International And Regional Organisations

By Douglas Lewis

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"This book -- one in the four-volume set, Global Governance and the Quest for Justice -- focuses on the international and regional organisations that represent the key players in the evolving globa...

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.