Cita APA (7th ed.)

Willis, R. J. B., & Marshall, D. (2005). The AIDS pandemic. Stanborough Press.

Cita Chicago (17th ed.)

Willis, Richard J. B., i David Marshall. The AIDS Pandemic. Grantham: Stanborough Press, 2005.

Cita MLA (9th ed.)

Willis, Richard J. B., i David Marshall. The AIDS Pandemic. Stanborough Press, 2005.