000 00272nam a2200109Ia 4500
008 230222s9999 xx 000 0 und d
082 _a625.723
100 _aKochher C L
245 2 _aA Text book of surveying
260 _bNew Age Internationl, New Delhi
_c1999
942 _cBK
999 _c1278
_d1278