000 00254nam a2200121Ia 4500
100 _aGupta RB
245 2 _aTextbook of Surveying
250 _a2nd
260 _c1983
_bSatya Prakashan
_aNew Delhi
300 _aviii+665
700 _aGupta BK
942 _cBK
999 _c8950
_d8950