Gaya APA

Sarafino, E, P., Smith, T, W. (2019). Health Psychology: Biopsychosocial Interactions, Ninth Edition . New York: John Wiley and Sons.

Gaya MLA

Sarafino, Edward, P., Smith, Timothy, W.. "Health Psychology: Biopsychosocial Interactions, Ninth Edition". New York: John Wiley and Sons, 2019. Text.