Štulhofer, A. (2011). Is anal sex a marker for sexual risk taking : Results from a population-based study of young Croatian adults: Is anal sex a marker for sexual risk taking : Results from a population-based study of young Croatian adults. Sexual Health.
Chicago stil citiranjaŠtulhofer, Aleksandar. "Is anal sex a marker for sexual risk taking : Results from a population-based study of young Croatian adults: Is anal sex a marker for sexual risk taking : Results from a population-based study of young Croatian adults." 2011.
MLA stil citiranjaŠtulhofer, Aleksandar. "Is anal sex a marker for sexual risk taking : Results from a population-based study of young Croatian adults: Is anal sex a marker for sexual risk taking : Results from a population-based study of young Croatian adults." 2011.