TY  - GEN
AU  - Yadav,P.R.
AU  - Mishra,Shubhrata R.
TI  - Human ecology / 
SN  - 817141754X
U1  - 591.7 
PY  - 2004///
CY  - New Delhi : 
PB  - Discovery Publishing House, 
KW  - Human ecology
ER  -