000			00409 a2200121 4500
020			_a0534243428
082			_a519.52 SCH
100			_aScheaffer, Richard L.
245			_aElementary survey sampling _cRichard L. Scheaffer, William Mendelhall, Lyman Ott.
250			_a5th ed.
260			_aBelmont, Calif. : _bDuxbury Press, _c1995.
300			_ax, 501 p. : _bill. ; _c24 cm. + _e1 computer disk (3 1/2 in.)
650			_aSampling (Statistics)
999			_c552 _d552