Pesticides Information. v.8, 1982
Mann, B.P.S., ed.
Pesticides Information. v.8, 1982 edited by B.P.S. Mann - New Delhi Pesticides Association of India 1982 - v.8, varies p.; 28cm.
Pesticides Information. v.8, 1982 edited by B.P.S. Mann - New Delhi Pesticides Association of India 1982 - v.8, varies p.; 28cm.