TY  - BOOK
AU  - Cunningham,William P.
AU  - Cunningham,Mary Ann
TI  - Principles of environmental science : : inquiry and applications / 
SN  - 9780070647725
U1  - 628 
PY  - 2007/// [Reprinted 2011]
CY  - New Delhi
PB  - McGraw-Hill Higher Education
KW  - Environmental sciences
N1  - Includes index
ER  -