APA (7th ed.) Zitazioa

(2004). Asking questions: The definitive guide to questionnaire design-- for market research, political polls, and social and health questionnaires / Norman M. Bradburn, Seymour Sudman, Brian Wansink.

Chicago Style (17th ed.) Zitazioa

Asking Questions: The Definitive Guide to Questionnaire Design-- for Market Research, Political Polls, and Social and Health Questionnaires / Norman M. Bradburn, Seymour Sudman, Brian Wansink. 2004.

MLA (9th ed.) Zitazioa

Asking Questions: The Definitive Guide to Questionnaire Design-- for Market Research, Political Polls, and Social and Health Questionnaires / Norman M. Bradburn, Seymour Sudman, Brian Wansink. 2004.