Gaya APA

Safarino, E, P., Smith, T, W. (2019). Health Psychology: Biopsychosocial Interactions (9). singapore: John Wiley and Sons Ltd..

Gaya MLA

Safarino, Edward, P.., Smith, Timothy, W.. "Health Psychology: Biopsychosocial Interactions". 9 singapore: John Wiley and Sons Ltd., 2019. Teks (Text).