APA
Galan Henry Goetz L, . (2007). Obstetrics. London: Elesevier Publications.
Chicago
Galan Henry Goetz L, . 2007. Obstetrics. London: Elesevier Publications.
Harvard
Galan Henry Goetz L, . (2007). Obstetrics. London: Elesevier Publications.
MLA
Galan Henry Goetz L, . Obstetrics. London: Elesevier Publications. 2007.
