Petersen, W. J. (1973). Those curious new cults. Keats.
Cita Chicago (17th ed.)Petersen, William J. Those Curious New Cults. Keats, 1973.
Cita MLA (9th ed.)Petersen, William J. Those Curious New Cults. Keats, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.