“Clean Code: A Handbook of Agile Software Craftsmanship” by Robert C. Martin is a trade paperback textbook published by Pearson Education in 2009. This book, part of the Robert C. Martin series, focuses on the subject of software development and engineering, with a particular emphasis on quality assurance and testing. With 464 pages, this handbook covers important topics in the field of information theory and is written in English for a wide audience to benefit from the author’s expertise.