00464nam a2200193Ia 4500 55440 140505s9999 xx 000 0 und d 047116240X PK-LaUMT 519.52 COC-S Cochran, William G. Sampling techniques Cochran, William G. 3rd New York,USA: John Wiley & Sons, 1977 428 p. EN Sampling BK 52783 52783 0 0 0 0 01 01 2014-05-05 2 519.52 COC-S 64952 2018-08-01 00:00:00 2018-07-18 2014-05-08 BK