Cita APA (7a ed.)

Kantor, J. R. (1926). Principles of psychology. The Principia Press.

Cita Chicago Style (17a ed.)

Kantor, J. R. Principles of Psychology. Bloomington, Indiana: The Principia Press, 1926.

Cita MLA (9a ed.)

Kantor, J. R. Principles of Psychology. The Principia Press, 1926.