The encyclopedia of American intelligence and espionage : from the Revolutionary War to the present
MLA
O'Toole, G. J. A. The Encyclopedia of American Intelligence and Espionage: From the Revolutionary War to the Present. New York: Facts on File, 1988
APA, 7th edition
O'Toole, G. J. A. (1988). The encyclopedia of American intelligence and espionage: from the Revolutionary War to the present. New York: Facts on File
Chicago, 17th edition
O'Toole, G. J. A. The encyclopedia of American intelligence and espionage: from the Revolutionary War to the present. New York: Facts on File, 1988