Gaya APA
SINGARIMBUN, M. (1976).
Fertility and family planning in Mojolama .
Yogyakarta:
Population Institute gajah Mada University.
Gaya MLA
SINGARIMBUN, Masri.
"Fertility and family planning in Mojolama".
Yogyakarta:
Population Institute gajah Mada University,
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Buku.