Tham khảo tài liệu 'nguyên lí trong tiếp thị 8', kinh doanh - tiếp thị, tiếp thị - bán hàng phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Consumer Research Qualitative observation research Customer visits in business-to-business marketing Focus group research Electronic observational research H k . j Decision support systems Consumer survey research Secondary data analysis Consumer Research j Qualitative Observation Research Voice of the customer J Motivational research Hands-on consumer research Consumer Research Qualitative Observation Research Voice of the customer Hands-on consumer research V. V Ằ Motivational research Expression of the preferences opinions and motivations of the .
