APA (7th ed.) Citation

Kantor, J. R. (1947). Problems of physiological psychology. Principia Press.

Chicago Style (17th ed.) Citation

Kantor, J. R. Problems of Physiological Psychology. Bloomington, Ind.: Principia Press, 1947.

MLA (9th ed.) Citation

Kantor, J. R. Problems of Physiological Psychology. Principia Press, 1947.