Oppenheim A. N. (1992). Questionnaire design, interviewing, and attitude measurement (New ed.). Pinter.
Chicago Style (17th ed.) CitationOppenheim A. N. Questionnaire Design, Interviewing, and Attitude Measurement. New ed. Pinter, 1992.
MLA (8th ed.) CitationOppenheim A. N. Questionnaire Design, Interviewing, and Attitude Measurement. New ed. Pinter, 1992.
Warning: These citations may not always be 100% accurate.