APA
POPULATION REFERENCE BUREAU, . (1999). BREASTFEEDING PATTERNS INTHE DEVELOPING WORLD. WASHINGTON D.C: USAID.
Chicago
POPULATION REFERENCE BUREAU, . 1999. BREASTFEEDING PATTERNS INTHE DEVELOPING WORLD. WASHINGTON D.C: USAID.
Harvard
POPULATION REFERENCE BUREAU, . (1999). BREASTFEEDING PATTERNS INTHE DEVELOPING WORLD. WASHINGTON D.C: USAID.
MLA
POPULATION REFERENCE BUREAU, . BREASTFEEDING PATTERNS INTHE DEVELOPING WORLD. WASHINGTON D.C: USAID. 1999.
