6 1 40 Jonathan Sarwono Primary Author mixed material 979763689X New York Andi 2007 Analisis_Jalur.jpg LUCK, David J. Primary Author Wales, Hugh G. Primary Author TAYLOR, Donalda Primary Author RUB IN, Ronald Primary Author mixed material 08769217310 Hoboken, NJ Prentice-Hall of India 1982 marketing_research_2E.jpg LUCK, David J. Primary Author Wales, Hugh G. Primary Author Taylor, Donald A. Primary Author Rubin, Ronald S. Primary Author mixed material New Delhi Prentice-hall,Inc 1981 Marketing_Research.jpg A Guide For Small Business Keith Gorton Additional Author Isobel Carr Additional Author mixed material 047190077X New York John Willey and Sons 1983 Low-Cost_Marketing_Research_A_Guide_For_Small_Business.jpg FERBER. Robert Primary Author mixed material 0070204624 Hoboken, NJ Mc Graw-Hill Book Company 1974 Measurement And Method Donald S. Tull Additional Author Del I. Hawkins Additional Author mixed material 0029461839 New York Macmillan Publishing company 1990