TY  - BOOK
AU  - Owen Lewis A Ed.
AU  -  Unwin Tim Ed.
TI  - Environmental management :  Readings and case studies   
U1  - U:(G:55), N7 
PY  - 1997///
CY  - Oxford
PB  - Blackwell          
KW  - Geography - Environment
N1  - Bilackwell Readers on the natural environment
ER  -