Gaya APA
Obstetrics by Ten Teachers, 19th Edition. ().
:
.
Gaya Chicago
Obstetrics by Ten Teachers, 19th Edition.
.
:
,
.
Electronic Resource.
Gaya MLA
Obstetrics by Ten Teachers, 19th Edition.
.
:
,
.
Electronic Resource.
Gaya Turabian
Obstetrics by Ten Teachers, 19th Edition.
:
,
.
Electronic Resource.