Ecology and health : A systems approach
Nayar, K.R.
Ecology and health : A systems approach / by K.R. Nayar - New Delhi: APH Publishing Corporation, 1998. - viii, 210p.
8176480193
Ecological setting
Ecology
Life science
Socio-economic
577 / NAY/E
Ecology and health : A systems approach / by K.R. Nayar - New Delhi: APH Publishing Corporation, 1998. - viii, 210p.
8176480193
Ecological setting
Ecology
Life science
Socio-economic
577 / NAY/E