000 00281nam a2200121Ia 4500
008 221221s9999 xx 000 0 und d
082 _a526.9
_bDE,/P
100 _aDe, Alak
245 0 _aPlane Surveying
260 _bS Chand & Company
650 _aCivil Engineering
942 _cBK
999 _c25507
_d25507