Gaya APA
Sullivan, J. et al (1974).
TRS No. 9 Contraceptive Use Effectiveness in Mojokerto Regency, East Java .
Jakarta:
BKKBN.
Gaya MLA
Sullivan, J.. et al.
"TRS No. 9 Contraceptive Use Effectiveness in Mojokerto Regency, East Java".
Jakarta:
BKKBN,
1974.
Text.