APA (7th ed.) Citation

Oppenheim. (1968). Questionnaire design and attitude measurement. Heinemann.

Chicago Style (17th ed.) Citation

Oppenheim. Questionnaire Design and Attitude Measurement. London: Heinemann, 1968.

MLA (8th ed.) Citation

Oppenheim. Questionnaire Design and Attitude Measurement. Heinemann, 1968.

Warning: These citations may not always be 100% accurate.