MLA
Pettifor, Audrey, et al. Perceived Control Over Condom Use Among Sex Workers In Madagascar: a Cohort Study. BioMed Central Ltd, 2010. https://doi.org/10.17615/8hd4-5578
APA
Pettifor, A., Turner, A., Swezey, T., Khan, M., Raharinivo, M., Randrianasolo, B., Penman Aguilar, A., Van Damme, K., Jamieson, D., & Behets, F. (2010). Perceived control over condom use among sex workers in Madagascar: a cohort study. BioMed Central Ltd. https://doi.org/10.17615/8hd4-5578
Chicago
Pettifor, Audrey, Abigail Turner, Teresa Swezey, Maria Khan, Mbolatiana Sm Raharinivo, Bodo Randrianasolo, Ana Penman Aguilar et al. 2010. Perceived Control Over Condom Use Among Sex Workers In Madagascar: a Cohort Study. BioMed Central Ltd. https://doi.org/10.17615/8hd4-5578