Cita APA (7a ed.)

Darling, W. S., & Karloff, B. (1940). "The fatal hour". Monograph Pictures Corp..

Cita Chicago Style (17a ed.)

Darling, W. Scott, y Boris Karloff. "The Fatal Hour". [Los Angeles, CA]: Monograph Pictures Corp., 1940.

Cita MLA (8a ed.)

Darling, W. Scott, y Boris Karloff. "The Fatal Hour". Monograph Pictures Corp., 1940.