Dhingra, K. C.
Handbook of pesticides - 1st ed. - Delhi Small Industry Research Institute 1974 - 256p.
Pesticides : Chemical technology
668.65 / DHI/1974
Handbook of pesticides - 1st ed. - Delhi Small Industry Research Institute 1974 - 256p.
Pesticides : Chemical technology
668.65 / DHI/1974