Božičević, I. (2009). Prevalence of sexually transmitted infections and sexual risk behaviours among men who have sex with men in Zagreb, Croatia: Prevalence of sexually transmitted infections and sexual risk behaviours among men who have sex with men in Zagreb, Croatia. Aids and behavior, p. 3.
Chicago stil citiranjaBožičević, Ivana. "Prevalence of sexually transmitted infections and sexual risk behaviours among men who have sex with men in Zagreb, Croatia: Prevalence of sexually transmitted infections and sexual risk behaviours among men who have sex with men in Zagreb, Croatia." 2009: 3.
MLA stil citiranjaBožičević, Ivana. "Prevalence of sexually transmitted infections and sexual risk behaviours among men who have sex with men in Zagreb, Croatia: Prevalence of sexually transmitted infections and sexual risk behaviours among men who have sex with men in Zagreb, Croatia." 2009: 3.