Gaya APA

Nasional., J, E. (1989). Complementing family planning with breastfeeding to improve child and maternal health: a comparative study of a rural and an urban slum population of Indonesia : major findings from baseline data . io: .

Gaya MLA

Nasional., Jaringan, Epidemiologi. "Complementing family planning with breastfeeding to improve child and maternal health: a comparative study of a rural and an urban slum population of Indonesia : major findings from baseline data". io: , 1989. microfiche.