000
00310nam a2200121Ia 4500
008
170101s1980 xx 000 0 und d
082
_a
634.92 SHA
100
_a
Sharma, L.C
245
0
_a
Forest Economics Planning & Management
260
_a
Dehra Dun
_b
Bishen Singh
_c
1980
300
_a
P.347
942
_2
ddc
_c
BK
999
_c
27831
_d
27831