Cita APA

Spina, M., & Tirelli, U. (1999). Condom use in female sex workers in Italy.

Chicago Style Citation

Spina, M., i U. Tirelli. Condom Use in Female Sex Workers in Italy. 1999.

Cita MLA

Spina, M., i U. Tirelli. Condom Use in Female Sex Workers in Italy. 1999.

Atenció: Aquestes cites poden no estar 100% correctes.