Aguirre, A., & Hill, A. G. (1987). Childhood mortality estimates using the preceding birth technique: Some applications and extensions. Centre for Population Studies, London School of Hygiene & Tropical Medicine.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAguirre, Alejandro, और Allan G. Hill. Childhood Mortality Estimates Using the Preceding Birth Technique: Some Applications and Extensions. London: Centre for Population Studies, London School of Hygiene & Tropical Medicine, 1987.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAguirre, Alejandro, और Allan G. Hill. Childhood Mortality Estimates Using the Preceding Birth Technique: Some Applications and Extensions. Centre for Population Studies, London School of Hygiene & Tropical Medicine, 1987.
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