Cita APA (7th ed.)

Provine, R. R. (2012). Curious behavior: Yawning, laughing, hiccupping, and beyond. Belknap Press of Harvard University Press.

Cita Chicago (17th ed.)

Provine, Robert R. Curious Behavior: Yawning, Laughing, Hiccupping, and Beyond. Cambridge, MA: Belknap Press of Harvard University Press, 2012.

Cita MLA (9th ed.)

Provine, Robert R. Curious Behavior: Yawning, Laughing, Hiccupping, and Beyond. Belknap Press of Harvard University Press, 2012.

Atenció: Aquestes cites poden no estar 100% correctes.