TY  - BOOK
AU  - MOTHER,A.S.
AU  - CHAPMAN
TI  - ENVIRONMENTAL RESOURCES / 
U1  - 333.7 
PY  - 1995///
CY  - [S.N] : 
PB  - LONGMAN ، 
KW  - ENVIRONMENTAL PROTECTION
KW  - NATURAL RESOURCES
ER  -