000 00301nam a2200133Ia 4500
008 170101s1986 xx 000 0 und d
082 _a624.151 AGO
100 _aAgor, R
245 0 _aAdvanced surveying
250 _a2nd Ed.
260 _aDelhi
_bKhanna
_c1986
300 _aP.645
942 _2ddc
_cBK
999 _c31381
_d31381