APA način citiranja

Miller, M., & Fry, W. F. (2009). The Effect of Mirthful Laughter on the Human Cardiovascular System.

Čikaški stil citiranja

Miller, Michael, i William F. Fry. The Effect of Mirthful Laughter On the Human Cardiovascular System. 2009.

MLA način citiranja

Miller, Michael, i William F. Fry. The Effect of Mirthful Laughter On the Human Cardiovascular System. 2009.

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