TY  - BOOK
AU  - Negi S.S 
TI  - Soil Conversation 
SN  - 0395383145
U1  - 631.45 NEG 
PY  - 1983///
CY  - Dehra Dun 
PB  - Beshen Singh Mahendra Pal Singh 
KW  - Soil Conversation
ER  -