Poyah และ Glenrose. (2000) Safe sex practice in the context of HIV/AIDS : an analysis of the 1988 and 1994 Zimbabwe Demographic and Health Surveys /. Mahidol University,:ม.ป.ท.Poyah และ Glenrose. 2000. Safe sex practice in the context of HIV/AIDS : an analysis of the 1988 and 1994 Zimbabwe Demographic and Health Surveys /. ม.ป.ท.:Mahidol University,;Poyah และ Glenrose. Safe sex practice in the context of HIV/AIDS : an analysis of the 1988 and 1994 Zimbabwe Demographic and Health Surveys /. ม.ป.ท.:Mahidol University, 2000. Print.