TY  - BOOK
AU  - Miller,G.Tyler
AU  - Spoolman,Scott
TI  - People and environment
SN  - 9788131509801
U1  - 363.7 M614P 
PY  - 2007///
CY  - New Delhi
PB  - Cengage Learning
KW  - Sustaining biodiversity.
KW  - Ecology
ER  -