000 00237nam a2200121Ia 4500
020 _a8121917808
082 _a526.9 DE
100 _aDE, ALAK
245 _aPLANE SURVEYING
260 _bS CHAND
_c2012
300 _a664
942 _2ddc
_cB
999 _c68286
_d68286