The “Fundamentals of Criminal Investigation” by Charles E. O’Hara and Gregory L. O’Hara is a comprehensive textbook on criminology, offering 907 pages of valuable insights and information. Published in 2003 by Thomas Publisher, The Limited, this hardcover book delves into the subject area of social science, specifically focusing on the fundamentals of criminal investigation. With a narrative type centered around criminology, this textbook is a must-have for those interested in delving into the intricacies of criminal justice and law enforcement. Its convenient dimensions of 9 inches in length and 6 inches in width make it a practical and informative resource for students and professionals alike. Some text is highlighted inside the book.