Gaya APA
KUSMIYATI, Y. et al (2017).
Extrovert personality type and prolonged second stage of labor .
Depok:
Universitas Indonesia.
Gaya MLA
KUSMIYATI, Yuni. et al.
"Extrovert personality type and prolonged second stage of labor".
Depok:
Universitas Indonesia,
2017.
Artikel.