APA aipamena

Mehu, M., & Dunbar, R. (2008). Naturalistic observations of smiling and laughter in human group interactions. Brill.

Chicago Style aipamena

Mehu, M., and R. Dunbar. Naturalistic Observations of Smiling and Laughter in Human Group Interactions. Brill, 2008.

MLA aipamena

Mehu, M., and R. Dunbar. Naturalistic Observations of Smiling and Laughter in Human Group Interactions. Brill, 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.