Karkal, M., Dharmalingam, A., & Chitanand, R. (1985). Comparison between 1970 and 1980 survey data on demographic and socio-economic conditions of contraceptors and non-contraceptors in Nashik District, Maharashtra. International Institute for Population Sciences.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Karkal, Malini, A. Dharmalingam, và Rajeshri Chitanand. Comparison Between 1970 and 1980 Survey Data on Demographic and Socio-economic Conditions of Contraceptors and Non-contraceptors in Nashik District, Maharashtra. Bombay: International Institute for Population Sciences, 1985.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Karkal, Malini, et al. Comparison Between 1970 and 1980 Survey Data on Demographic and Socio-economic Conditions of Contraceptors and Non-contraceptors in Nashik District, Maharashtra. International Institute for Population Sciences, 1985.