000 00401nam a22001577a 4500
003 OSt
008 090619t xxu||||| |||| 00| 0 eng d
082 _a624L:528.4
_bAGO
100 _aAgol ,R.7473
245 _atextbook of surveying and levelling /8th ed.
250 _a8th ed.
300 _axxii,968p.
653 _a624L:528.4
942 _2ddc
_cBK
260 _aNew Delhi
_bKhanna Publishers
_c1997
999 _c351961
_d351961