000 00236nam a2200109 4500
999 _c7890
_d7890
082 _a526.9GUP
100 _aGupta, R.B
245 _aA Textbook of Surveying
260 _aIndia:
_bSatya Prakashan,
_c1995.
300 _a626p. ;
942 _cBK