1. Last M: Public Health and Human Ecology.East Norwalk, Ct: Appleton and Lange, 1987.
2.
2. Mosley WH, Chen LC, eds: An analytical framework for the study of child survival in developing countries. In: Child Survival: Strategies for Research.New York: Cambridge University Press, 1984;25–45.
3.
3. Mosley WH, Chen LC, eds: Child Survival: Strategies for Research.New York: Cambridge University Press, 1984.
4.
4. Grant JP: The State of the World's Children 1987.New York: Oxford University Press for UNICEF, 1987.
5.
5. Gallen ME, Rinehart W: Operations research: lessons for policy and programs. Population Reports, 1986, XIV(2), Series J, Number 31 (J814–J852).
6.
6. Blumenfeld SN: Operations Research Methods: A General Approach in Primary Health Care.Chevy Chase, MD;PRICOR, 1985.
7.
7. Fisher A, Laing J, Stoeckel J: Handbook for Family Planning Operations Research Design.New York: The Population Council, 1983.