MLA

Anderson, Will, and Peter Weatherburn. The Impact of Combination Therapy On the Lives of People with Hiv. London: Sigma Research, 1998.

APA

Anderson, W., & Weatherburn, P. (1998). The impact of combination therapy on the lives of people with HIV. London: Sigma Research.

Chicago

Anderson, Will, and Peter Weatherburn. The Impact of Combination Therapy On the Lives of People with HIV. London: Sigma Research, 1998.