APA (7th ed.) Citation

McDougall, W. (1934). The frontiers of psychology / by W. McDougall. Appleton-Century.

Chicago Style (17th ed.) Citation

McDougall, W. The Frontiers of Psychology / by W. McDougall. Appleton-Century, 1934.

MLA (9th ed.) Citation

McDougall, W. The Frontiers of Psychology / by W. McDougall. Appleton-Century, 1934.

Warning: These citations may not always be 100% accurate.