APA (7th ed.) Citation

Gerloff, H. (1965). The crisis in parapsychology: Stagnation or progress? Pustet.

Chicago Style (17th ed.) Citation

Gerloff, Hans. The Crisis in Parapsychology: Stagnation or Progress? Tittmoning, Obb: Pustet, 1965.

MLA (9th ed.) Citation

Gerloff, Hans. The Crisis in Parapsychology: Stagnation or Progress? Pustet, 1965.

Warning: These citations may not always be 100% accurate.