000			004160000a22001450004500
245			_aA Text book of surveying and levelling : for degree, A.M.I.E. and diploma students, practising engineers and surveyors
100			_aAgor, R.
250			_a9th ed.
260			_aDelhi _bKhanna _c[2007]
300			_axxii, 1004 : ill., tables
080			_a528 _bA4
650			_aSURVEYING
041			_aEN
942			_cBK _01
999			_c27094 _d27094