1. Wetton, N., & McWhirter, J. (1998). Images and curriculum development in health education. In J.Prosser (Ed.), Image-based research: A sourcebook for qualitative researchers (pp. 263–283). London, England: RoutledgeFalmer.
2. Ackermann, L., & de Klerk, G. W. (2002). Social factors that make South African women vulnerable to HIV infection. Health Care for Women International, 23, 163–172.
3. Airhihenbuwa, C. O., & Obregon R. (2000). A critical assessment of theories/models used in health communication for HIV/AIDS. Journal of Health Communication, 50 (Supplement issue): 5–15.
4. Ankomah, A., Anyanti, J., Omoregie, G., Ali, B, Akinyemi, Z., & Ladipo, O. (2004). National behavioural survey 2, Brothel based sex work in Nigeria. Society for Family Health, Abuja, Nigeria.
5. Bandura, A. (Ed.) (1995). Self efficacy in changing societies. New York: Cambridge University Press.