APA Style
Cunningham, F.Gary, Williams, John Whitridge. (2005).
Williams obstetrics. (22 ed.).
New York ; London:
McGraw-Hill Medical ,2004.
Chicago Style
Cunningham, F.Gary, Williams, John Whitridge.
Williams obstetrics..
22 ed.
New York ; London:
McGraw-Hill Medical ,2004,
2005.
Buku Teks.
MLA Style
Cunningham, F.Gary, Williams, John Whitridge.
Williams obstetrics..
22 ed.
New York ; London:
McGraw-Hill Medical ,2004,
2005.
Buku Teks.
Turabian Style
Cunningham, F.Gary, Williams, John Whitridge.
Williams obstetrics..
22 ed.
New York ; London:
McGraw-Hill Medical ,2004,
2005.
Buku Teks.