Cita APA (7a ed.)

Freund, P. A. (1970). Experimentation with human subjects. G. Braziller.

Cita Chicago Style (17a ed.)

Freund, Paul A. Experimentation with Human Subjects. New York: G. Braziller, 1970.

Cita MLA (9a ed.)

Freund, Paul A. Experimentation with Human Subjects. G. Braziller, 1970.