“Languages and Machines: An Introduction to the Theory of Computer Science” by Thomas is a technical textbook published by Pearson in 2008. This book, written in English, covers the subject area of computer science and is designed for students and professionals looking to deepen their understanding of computer theory. With a focus on the relationship between languages and machines, this textbook provides a comprehensive introduction to the field of computer science, making it a valuable resource for those interested in exploring the technical aspects of computing.