000
00327nam a2200109Ia 45e0
008
181001s1969 xx 000 0 und d
100
_a
Lal & Prashad
245
0
_a
Mechanical estimating & Costing
260
_a
Delhi
_b
Friendy cor.Delhi
_c
1969
300
_a
337
942
_2
ddc
_c
BK
999
_c
692
_d
692