000 00311nam a22001217a 4500
020 _aNA
082 _222
_a526.982
100 _aAgor, R.
245 _aTextbook of surveying and levelling /
260 _aNew Delhi,
_bKhanna Publishers,
_cc2006.
300 _axxii, 1004 p. ;
_bill. ;
_c22 cm.
942 _2ddc
_cCIVIL
999 _c1398
_d1398