000
00280nam a2200121Ia 4500
008
220201s1983 xx 000 0 eng d
082
_a
526.9
_b
GUP
100
_a
Gupta,RB&Gupta,BK
245
0
_a
T.B of surveying
260
_b
Satya parkasham
_c
1983
300
_a
665
942
_2
ddc
999
_c
83056
_d
83056