APA
Singh S. B. C. R. a. J. S., . (1998). production and use nuclear poly hedrosis viruses of spodoptera liture and helicoverpa armigera. Bangalore: PDBC.
Chicago
Singh S.P Ballal Chandish R and Jalali S.K, . 1998. production and use nuclear poly hedrosis viruses of spodoptera liture and helicoverpa armigera. Bangalore: PDBC.
Harvard
Singh S. B. C. R. a. J. S., . (1998). production and use nuclear poly hedrosis viruses of spodoptera liture and helicoverpa armigera. Bangalore: PDBC.
MLA
Singh S.P Ballal Chandish R and Jalali S.K, . production and use nuclear poly hedrosis viruses of spodoptera liture and helicoverpa armigera. Bangalore: PDBC. 1998.