Graham, W., Brass, W., & Snow, R. W. (1988). Indirect estimation of maternal mortality: The sisterhood method. Centre for Population Studies, London School of Hygiene and Tropical Medicine.
Chicago Style (17th ed.) CitationGraham, Wendy, William Brass, and Robert W. Snow. Indirect Estimation of Maternal Mortality: The Sisterhood Method. London: Centre for Population Studies, London School of Hygiene and Tropical Medicine, 1988.
MLA (9th ed.) CitationGraham, Wendy, et al. Indirect Estimation of Maternal Mortality: The Sisterhood Method. Centre for Population Studies, London School of Hygiene and Tropical Medicine, 1988.
Warning: These citations may not always be 100% accurate.