000			00331nam a2200145Ia 4500
008			231011s9999||||xx |||||||||||||| ||und||
020			_a9781259028991
041			_aeng
082			_a526.9 _bT13 DUG
100			_aDuggal, S.K
245		0	_aSurveying
250			_a4th ed.
260			_bMcGraw Hill Education _c2013
942			_cBK
999			_c24281 _d24281