Ferber, R. (1949). Statistical Techniques in Market Research (1949.). McGraw - Hill Book Company, Inc..
Chicago Edition CitationFerber, Robert. Statistical Techniques in Market Research. 1949. [s.l]: McGraw - Hill Book Company, Inc., 1949.
MLA Edition CitationFerber, Robert. Statistical Techniques in Market Research. 1949. McGraw - Hill Book Company, Inc., 1949.
Warning: These citations may not always be 100% accurate.