00688cam a22002411 4500 4060888 BD-DhUL 20170508132602.0 740625t19661950nyu b 000 0 eng 66027603 DLC DLC DLC BD-DhUL HN29 .P3 1966 309.1 PAS Parten, Mildred, Surveys, polls, and samples: by Mildred Parten. practical procedures / New York : Harper & brothers, 1950. xii, 624 p. ; 24 cm. Includes index. Bibliography: p. 537-602. Social surveys. Public opinion polls. ddc BK 194433 194433 0 0 ddc 0 309_100000000000000 0 NFIC 331367 DUSL DUSL GEN 1961-02-25 Gift 309.1 A14926 2017-05-08 2017-05-08 BK