Cita APA

Gerloff, H. The crisis in parapsychology. Bayerisch Gmain.

Chicago Style Citation

Gerloff, Hans. The Crisis in Parapsychology. Bayerisch Gmain.

Cita MLA

Gerloff, Hans. The Crisis in Parapsychology. Bayerisch Gmain.

Atenció: Aquestes cites poden no estar 100% correctes.