TY - BOOK AU - Hamersveld, Mario van AU - Esomar World Research Publication AU - Bont, Cees de TI - Market Research Handbook SN - 9780470517680 U1 - 658.83 PY - 2007/// CY - Chichester PB - John Wiley and Sons KW - Marketing Research N1 - Esomar World Research Publication ER -