Cita APA (7th ed.)
Barlow, D. (2011). Sexually transmitted infections (3rd ed.). Oxford University Press.
Cita Chicago (17th ed.)
Barlow, David. Sexually Transmitted Infections. 3rd ed. Oxford ; New York: Oxford University Press, 2011.
Cita MLA (9th ed.)
Barlow, David. Sexually Transmitted Infections. 3rd ed. Oxford University Press, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.