APA Style

Cunningham, F.Gary [ at.al ...]. (2010). Williams obstetrics (ed. 23). New York: Duckland: McGraw Hill International, 1983.

Chicago Style

Cunningham, F.Gary [ at.al ...]. Williams obstetrics. ed. 23 New York: Duckland: McGraw Hill International, 1983, 2010. Buku Teks.

MLA Style

Cunningham, F.Gary [ at.al ...]. Williams obstetrics. ed. 23 New York: Duckland: McGraw Hill International, 1983, 2010. Buku Teks.

Turabian Style

Cunningham, F.Gary [ at.al ...]. Williams obstetrics. ed. 23 New York: Duckland: McGraw Hill International, 1983, 2010. Buku Teks.