000 00318nam a2200121Ia 4500
008 230327s9999 xx 000 0 und d
020 _a0
082 _a624.1042 PAT
_bPAT
100 _aPalit, B. S.
245 0 _aCivil Engineering Contracts and Estimates
260 _aNew Delhi;
_bUniversity Press
_c2020
365 _a475
999 _c35139
_d35139