Gheorghe, CRUCERU; Gheorghe, SAVOIU; Constantin, MANEA - In: Annals of Faculty of Economics 1 (2010) 2, pp. 1098-1105
Designing a questionnaire is the most profound activity which makes an impact on a research in marketing. The investigation instrument finally determines the quality of this type of research. Never will a market research be able to exceed its questionnaire in point of quality. The present...