na INLIS000000000006645 20230908083837 0010-0923000029 ta 230908 0 eng =20=311.2 =20=311.2 COC s COCHRAN, William G. Sampling Techniques New York : Jhon Wiley& Sons Inc, 1953 329p. : ilus ; 21 cm Sampling Ststistic Techniques Koleksi Antiquariat Perpustakaan BSIP Jatim 347/BSIPJATIM/2023