APA
                Sachin Kumar, University of Delhi. Faculty of Medical Sciences. Department of Medicine, Dr. Ashok Kumar Gu, Dr. Harmanjit Singh Hira Gu & University of Delhi. Faculty of Medical Sciences. Department of Medicine. (2005). To study thyroid function tests in pregnancy. : .
                
                Chicago
                Sachin Kumar, University of Delhi. Faculty of Medical Sciences. Department of Medicine, Dr. Ashok Kumar Gu, Dr. Harmanjit Singh Hira Gu and University of Delhi. Faculty of Medical Sciences. Department of Medicine. 2005. To study thyroid function tests in pregnancy. : .
                
                Harvard
                Sachin Kumar, University of Delhi. Faculty of Medical Sciences. Department of Medicine, Dr. Ashok Kumar Gu, Dr. Harmanjit Singh Hira Gu and University of Delhi. Faculty of Medical Sciences. Department of Medicine. (2005). To study thyroid function tests in pregnancy. : .
                
                MLA
                Sachin Kumar, University of Delhi. Faculty of Medical Sciences. Department of Medicine, Dr. Ashok Kumar Gu, Dr. Harmanjit Singh Hira Gu and University of Delhi. Faculty of Medical Sciences. Department of Medicine. To study thyroid function tests in pregnancy. : . 2005.