"Principles of Web Design" by Joel Sklar 5th Ed is a comprehensive textbook in the Web Technologies Series that covers various aspects of web design, programming, and general computer subjects. Published by Course Technology in 2011, this illustrated trade paperback book contains 616 pages and is written in English. The author, Joel Sklar, provides valuable insights and practical guidance for readers interested in enhancing their skills in web design and development. With a focus on the HTML series, this textbook is a valuable resource for anyone looking to deepen their understanding of web technologies and design principles.