TY  - BOOK
AU  - Vasudevan,N.
TI  - Essentials of environmental science
SN  - 9781842652909
U1  - 574.5 
PY  - 2006///
CY  - Oxford, United Kingdom
PB  - Alpha Science International Ltd.
KW  - Environment
KW  - Sciences
N1  - Includes bibliographical references and index
ER  -