APA (7th ed.) Citation

Edwards, P. (2004). Mailed questionnaires: Length matters.

Chicago Style (17th ed.) Citation

Edwards, P. Mailed Questionnaires: Length Matters. 2004.

MLA (9th ed.) Citation

Edwards, P. Mailed Questionnaires: Length Matters. 2004.

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