TY  - BOOK
AU  - CHHIKARA Dharam Vir
TI  - Agricultural development and environmental problems in Karnal District (Haryana)
U1  - "U672(J):(G:55).242, P2/Th" 
PY  - 2002///
CY  - "Delhi,"
PB  - "University of Delhi,     "
ER  -