Cita APA (7a ed.)

Assagioli, R. (1992). The act of will. Arkana.

Cita Chicago Style (17a ed.)

Assagioli, Roberto. The Act of Will. New York: Arkana, 1992.

Cita MLA (9a ed.)

Assagioli, Roberto. The Act of Will. Arkana, 1992.