APA
(1982). Validation study of pregnancy's Histories and indirect techniques. Bangladesh: International center for Diarrhoeal Disease Research.
Chicago
1982. Validation study of pregnancy's Histories and indirect techniques. Bangladesh: International center for Diarrhoeal Disease Research.
Harvard
(1982). Validation study of pregnancy's Histories and indirect techniques. Bangladesh: International center for Diarrhoeal Disease Research.
MLA
Validation study of pregnancy's Histories and indirect techniques. Bangladesh: International center for Diarrhoeal Disease Research. 1982.