000			00309nam a2200133Ia 4500
008			180612s9999||||xx |||||||||||||| ||und||
041			_aen
082			_a519.52
100			_aKALTON Graham
245		0	_aIntroduction to Survey Sumpling
260			_aLondon _bSage Pub... _c1983
300			_a96p
942			_cPR
999			_c67513 _d67513