APA (7th ed.) Citation

Drucker, P. F. (1977). Men, ideas and politics. Harper Colophon Books.

Chicago Style (17th ed.) Citation

Drucker, Peter Ferdinand. Men, Ideas and Politics. New York ; Hargerstown ; San Francisco ; London: Harper Colophon Books, 1977.

MLA (9th ed.) Citation

Drucker, Peter Ferdinand. Men, Ideas and Politics. Harper Colophon Books, 1977.