Cita APA (7a ed.)

Marett, R. R. (1996). The threshold of religion. University Microfilms International.

Cita Chicago Style (17a ed.)

Marett, Robert Ranulph. The Threshold of Religion. Ann Arbor: University Microfilms International, 1996.

Cita MLA (9a ed.)

Marett, Robert Ranulph. The Threshold of Religion. University Microfilms International, 1996.