APA
Bhatnagar V.C, University of Delhi. Faculty of Medical Sciences. Department of Ophthalmology, Dr D P Vats Supervisor & University of Delhi. Faculty of Medical Sciences. Department of Ophthalmology. (1990). Refraction by autorefractor Vs conventional methods. : .
Chicago
Bhatnagar V.C, University of Delhi. Faculty of Medical Sciences. Department of Ophthalmology, Dr D P Vats Supervisor and University of Delhi. Faculty of Medical Sciences. Department of Ophthalmology. 1990. Refraction by autorefractor Vs conventional methods. : .
Harvard
Bhatnagar V.C, University of Delhi. Faculty of Medical Sciences. Department of Ophthalmology, Dr D P Vats Supervisor and University of Delhi. Faculty of Medical Sciences. Department of Ophthalmology. (1990). Refraction by autorefractor Vs conventional methods. : .
MLA
Bhatnagar V.C, University of Delhi. Faculty of Medical Sciences. Department of Ophthalmology, Dr D P Vats Supervisor and University of Delhi. Faculty of Medical Sciences. Department of Ophthalmology. Refraction by autorefractor Vs conventional methods. : . 1990.