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082 0 0 _a620. 1 ban
100 1 _a"banga, t. "
245 1 0 _amechanical estimating and costing;a text book for engineerin:
_bg students/
_c .t. banga
250 _a12 ed.
260 _aindia :
_bkhanna
_c1992.
300 _a"vii, 382p.;
_c21 cm."
504 _a
650 0 _a
_x
999 _c56657
_d56657