1. Ahmad, K. (1977). Nutrition survey of rural Bangladesh, 1973?75. Institute of Nutrition and Food Science. Dhaka: University of Dhaka.
2. Balderrama-Guzman, V., G.B. Roman and A.R. Omran (1981). Family formation and childhood mortality -Manila, in A.R. Omran and C.C. Standley (eds.) Family Formation Patterns and Health. Geneva: World Health Organization.
3. Baldwin, J.A. and J.E. Oliver (1979). Severe child abuse: Implications of the epidemiology, International Journal of Health Education 7: 78?95.
4. Ballweg, J.A. (1987). Unwanted pregnancies and unwanted fertility: Conceptual variations, Population and Environment 9(3): 138?147.
5. Ballweg, J.A. and S.S. Ward (1975). Integer variation in family composition for the Philippines, International Journal of Sociology of the Family 5: 150?157.