1. Linear Probability, Logit and Probit Models;Aldrich,1984
2. Patterns of adolescent friendship and effects on sexual behavior;Billy;Social Psychology Quarterly,1985
3. The comparative study of rotating credit associations;Ardener;Journal of the Royal Anthropological Institute,1964
4. Rotating credit association in India;Anderson;Economic Development and Cultural Change,1966
5. Enquête Démographique et de Santé Cameroun: 1991;Balépa,1992