Gaya APA

BRACE, I. (2008). Questionnaire design : how to plan, structure and write survey material for effective market research (2nd ed.). London: Kogan Page.

Gaya MLA

BRACE, Ian. "Questionnaire design : how to plan, structure and write survey material for effective market research". 2nd ed. London: Kogan Page, 2008. Buku.