TY  - BOOK
AU  - Beeby,Alan
AU  - Brennan,Anne-Marrie  .
TI  - First ecology : ecological principles and environmental issues / 
U1  - 577 
PY  - 2008///
CY  - New Delhi : 
PB  - Oxford University Press , 
KW  - ECOLOGY
N1  - Includes bibliographical references and index
ER  -