The "Introduction to the Theory of Computation" by Michael Sipser is a 3rd edition textbook on computer science, specifically focusing on the theory of computation. This paperback book, published in English in the United States, serves as a comprehensive introduction to the subject, making it a valuable resource for adult learners and university students studying the field. With a clear and informative approach, this textbook is a must-have for those looking to deepen their understanding of the fundamental principles and concepts in the world of computation.