000 00505nam a2200157Ia 45e0
008 140102n1996 ii |||gr||||Z||||||eng
082 _a624
100 _aAgor, R,
_eAuthor.
245 0 _aText Book of Surveying and Levelling
_cR. Agor
_hTextual Documents
250 _a8th
260 _aDelhi
_bKhanna Pub.
_c1996
300 _a968
653 _aCivil engineering
653 _aSurveying
942 _2ddc
_cTXT
999 _c4821
_d4821