APA (7th ed.) Citation

Exton, W. (1972). The age of systems: The human dilemma. American Management Association.

Chicago Style (17th ed.) Citation

Exton, William. The Age of Systems: The Human Dilemma. [New York]: American Management Association, 1972.

MLA (9th ed.) Citation

Exton, William. The Age of Systems: The Human Dilemma. American Management Association, 1972.