Gaya APA
Rutstein, S.
(2004).
Infecundity, Infectifity and Childlessness in Developing Countries
.
Calverton:
WHO.
Gaya MLA
Rutstein, Shea.
"Infecundity, Infectifity and Childlessness in Developing Countries".
Calverton:
WHO,
2004.
print.