Brace, I. (2008). Questionnaire design: How to plan, structure and write survey material for effective market research (2nd ed.). Kogan Page.
Citazione stile Chigago Style (17a edizione)Brace, Ian. Questionnaire Design: How to Plan, Structure and Write Survey Material for Effective Market Research. 2nd ed. London: Kogan Page, 2008.
Citatione MLA (9a ed.)Brace, Ian. Questionnaire Design: How to Plan, Structure and Write Survey Material for Effective Market Research. 2nd ed. Kogan Page, 2008.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.