Usman, S. (1964). Biological control scheme: Report of work done during the period 10th September 1948 to 31st March 1963. Dept. of Agriculture, Division of Entomology, Mysore State.
Chicago-viite (17. p.)Usman, S. Biological Control Scheme: Report of Work Done During the Period 10th September 1948 to 31st March 1963. Bangalore]: Dept. of Agriculture, Division of Entomology, Mysore State, 1964.
MLA-viite (8. p.)Usman, S. Biological Control Scheme: Report of Work Done During the Period 10th September 1948 to 31st March 1963. Dept. of Agriculture, Division of Entomology, Mysore State, 1964.
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