Mehu, M., & Dunbar, R. (2008). Naturalistic observations of smiling and laughter in human group interactions. Brill.
芝加哥风格引文Mehu, M., 与 R. Dunbar. Naturalistic Observations of Smiling and Laughter in Human Group Interactions. Brill, 2008.
MLA引文Mehu, M., 与 R. Dunbar. Naturalistic Observations of Smiling and Laughter in Human Group Interactions. Brill, 2008.
警告：这些引文格式不一定是100％准确.