APA (7th ed.) Citation

Petrieff, L. O., & Miller, R. V. (2008). Public opinion research focus. Nova Science Publishers.

Chicago Style (17th ed.) Citation

Petrieff, Lena O., and Rada V. Miller. Public Opinion Research Focus. New York: Nova Science Publishers, 2008.

MLA (9th ed.) Citation

Petrieff, Lena O., and Rada V. Miller. Public Opinion Research Focus. Nova Science Publishers, 2008.