Chuleemas Boonthai. 1994. Toxicity and residual effects of Azadirachta indica var. siamensis extract and cyhalothrin on Apis florea and Apis cerana. Graduate School, Chulalongkorn University;
Chuleemas Boonthai. (1994) Toxicity and residual effects of Azadirachta indica var. siamensis extract and cyhalothrin on Apis florea and Apis cerana . Chulalongkorn University/Bangkok.
Chuleemas Boonthai. Toxicity and residual effects of Azadirachta indica var. siamensis extract and cyhalothrin on Apis florea and Apis cerana. . Bangkok:Chulalongkorn University, 1994.
Chuleemas Boonthai. (1994) Toxicity and residual effects of Azadirachta indica var. siamensis extract and cyhalothrin on Apis florea and Apis cerana . Chulalongkorn University/Bangkok.