APA
Macdougall, . (1932). Engergies of man. london: Methuen & Co.
Chicago
Macdougall, . 1932. Engergies of man. london: Methuen & Co.
Harvard
Macdougall, . (1932). Engergies of man. london: Methuen & Co.
MLA
Macdougall, . Engergies of man. london: Methuen & Co. 1932.