Gaya APA
Prichard, M. (1991).
Prichard MacDonald Gant Obstetri Williams (Edisi 1Edisi 7).
Surabaya:
Airlangga University Press.
Gaya MLA
Prichard, MjackA..
"Prichard MacDonald Gant Obstetri Williams".
Edisi 1Edisi 7
Surabaya:
Airlangga University Press,
1991.
Text.