Gaya APA
Soehartono, . (2018).
Majalah Obstetri dan Ginekologi (Vol 26 No 1 April).
Surabaya:
Department of Obstetrics & Gynecology, Airlangga University.
Gaya MLA
Soehartono, .
"Majalah Obstetri dan Ginekologi".
Vol 26 No 1 April
Surabaya:
Department of Obstetrics & Gynecology, Airlangga University,
2018.
Text.