Gaya APA

Sarafino, E, P., Smith, T, W. (2019). Health Psychology : Biopsychosocial Interactions 9'th Ed. (9). New Jersey: John Wiley & Sons.

Gaya MLA

Sarafino, Edward, P.., Smith, Timothy, W.. "Health Psychology : Biopsychosocial Interactions 9'th Ed.". 9 New Jersey: John Wiley & Sons, 2019. Text.