Piot, P. (1992). Aids in Africa a manual for physicians. World Health Organization.
Cita Chicago (17th ed.)Piot, Peter. Aids in Africa a Manual for Physicians. Ginebra: World Health Organization, 1992.
Cita MLA (9th ed.)Piot, Peter. Aids in Africa a Manual for Physicians. World Health Organization, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.