APA

Ragini Singh, University of Delhi. Faculty of Medical Sciences. Department of Medical Microbiology, Dr A K Prasad Supervisor & University of Delhi. Faculty of Medical Sciences. Department of Medical Microbiology. (1982). Respiratory viruses in frequent recurrence of bronchitis in asthamatic children. : .

Chicago

Ragini Singh, University of Delhi. Faculty of Medical Sciences. Department of Medical Microbiology, Dr A K Prasad Supervisor and University of Delhi. Faculty of Medical Sciences. Department of Medical Microbiology. 1982. Respiratory viruses in frequent recurrence of bronchitis in asthamatic children. : .

Harvard

Ragini Singh, University of Delhi. Faculty of Medical Sciences. Department of Medical Microbiology, Dr A K Prasad Supervisor and University of Delhi. Faculty of Medical Sciences. Department of Medical Microbiology. (1982). Respiratory viruses in frequent recurrence of bronchitis in asthamatic children. : .

MLA

Ragini Singh, University of Delhi. Faculty of Medical Sciences. Department of Medical Microbiology, Dr A K Prasad Supervisor and University of Delhi. Faculty of Medical Sciences. Department of Medical Microbiology. Respiratory viruses in frequent recurrence of bronchitis in asthamatic children. : . 1982.