TY  - BOOK
AU  - Aggarwal,S.K.
AU  - Singh, Gurcharan.
AU  - Sethi, Inderjeet.
TI  - The degrading environment: ( Cause for global concern ) 
SN  - 8171692613
U1  - 304.2 
PY  - 1993///
CY  - New delhi
PB  - Commonwealth publishers
KW  - Environment
N1  - Includes index
ER  -