APA (7th ed.) Citation

Flugel, J. C. (1951). A hundred years of psychology: 1833 - 1933 ; with additional part on developments 1933 - 1947 (2. ed.). Duckworth.

Chicago Style (17th ed.) Citation

Flugel, John C. A Hundred Years of Psychology: 1833 - 1933 ; with Additional Part on Developments 1933 - 1947. 2. ed. London: Duckworth, 1951.

MLA (9th ed.) Citation

Flugel, John C. A Hundred Years of Psychology: 1833 - 1933 ; with Additional Part on Developments 1933 - 1947. 2. ed. Duckworth, 1951.