Gaya APA
Drospirenone 3 mg/ethinyl estradiol 20 mg:A 24/4 regimen shows promise
.
(2010).
:
www.medicalprogress.com.
Gaya MLA
Drospirenone 3 mg/ethinyl estradiol 20 mg:A 24/4 regimen shows promise
.
.
:
www.medicalprogress.com,
2010.
Artikel.