APA Style

Callen, Peter W.. (2008). Ultrasonography in Obstetrics and Gynecology (5th). North America: Saunders Elsevier.

Chicago Style

Callen, Peter W.. Ultrasonography in Obstetrics and Gynecology. 5th North America: Saunders Elsevier, 2008. Teks (Text).

MLA Style

Callen, Peter W.. Ultrasonography in Obstetrics and Gynecology. 5th North America: Saunders Elsevier, 2008. Teks (Text).

Turabian Style

Callen, Peter W.. Ultrasonography in Obstetrics and Gynecology. 5th North America: Saunders Elsevier, 2008. Teks (Text).