000 00305nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a625.723
100 _aAgor R
245 2 _aA Textbook of Surveying and Levelling 12th Ed
250 _a12
260 _bKhanna Publishers,New Delhi
_c2016
942 _cBK
999 _c34112
_d34112