APA stil citiranja

Čop-Blažić, N., & Zavoreo, I. (2009). There is no healthy level of smoking: There is no healthy level of smoking. Acta clinica Croatica (Tisak), p. 8.

Chicago stil citiranja

Čop-Blažić, Nevenka, and Iris Zavoreo. "There is no healthy level of smoking: There is no healthy level of smoking." 2009: 8.

MLA stil citiranja

Čop-Blažić, Nevenka, and Iris Zavoreo. "There is no healthy level of smoking: There is no healthy level of smoking." 2009: 8.