TY  - BOOK
AU  - Raju,P.V.Rama
AU  - Krishna,K.V.S.G.Murali
ED  - National Institute of Ecology and Enviroment (Kakinada, A.P., India)
TI  - Enviromental sanitation: social and preventive medicine 
U1  - 363.72 
PY  - 0000///[n.d.]
CY  - Kakinada
PB  - National Institute of Ecology and Enviroment
KW  - Sanitation
KW  - Environmental protection
KW  - Environmental health
N1  - Environmental protection society
ER  -