"An Introduction to Policing 9th Edition" by Dempsey, Forst, and Carter is a comprehensive textbook focusing on the subject areas of education, social science, and political science. Published by Delmar Cengage Learning in 2018, this trade paperback book is designed for students and professionals interested in law enforcement, counseling, and criminology. With 624 pages, this revised edition offers a thorough exploration of policing in the English language, making it a valuable resource for those looking to deepen their understanding of the field.