APA
Aggarwal Asha, University of Delhi. Faculty of Medical Sciences. Department of Obstetrics and Gynaecology & University of Delhi. Faculty of Medical Sciences. Department of Obstetrics and Gynaecology. (1979). Prenatal mortality in twin pregnancy with special reference to second twin. Delhi: University of Delhi India.
Chicago
Aggarwal Asha, University of Delhi. Faculty of Medical Sciences. Department of Obstetrics and Gynaecology and University of Delhi. Faculty of Medical Sciences. Department of Obstetrics and Gynaecology. 1979. Prenatal mortality in twin pregnancy with special reference to second twin. Delhi: University of Delhi India.
Harvard
Aggarwal Asha, University of Delhi. Faculty of Medical Sciences. Department of Obstetrics and Gynaecology and University of Delhi. Faculty of Medical Sciences. Department of Obstetrics and Gynaecology. (1979). Prenatal mortality in twin pregnancy with special reference to second twin. Delhi: University of Delhi India.
MLA
Aggarwal Asha, University of Delhi. Faculty of Medical Sciences. Department of Obstetrics and Gynaecology and University of Delhi. Faculty of Medical Sciences. Department of Obstetrics and Gynaecology. Prenatal mortality in twin pregnancy with special reference to second twin. Delhi: University of Delhi India. 1979.