Gaya APA
European Journal of Obstetrics & Gynecology and Reproductive Biology;X Vol. 6 Bulan April
.
(2020).
:
Elsevier.
Gaya MLA
European Journal of Obstetrics & Gynecology and Reproductive Biology;X Vol. 6 Bulan April
.
.
:
Elsevier,
2020.
Text.