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.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিAguirre, Alejandro, এবং 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.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিAguirre, Alejandro, এবং 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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