000 00274nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a625.723
100 _aBasak N N
245 0 _aSurveying and Levelling
250 _a1
260 _bTata Mcgraw Hill
_c2008
942 _cBK
999 _c15234
_d15234