APA aipamena

Levin, J., & Fox, J. A. (1991). Elementary statistics in social research (5th ed.). Harper Collins Publishers.

Chicago Style aipamena

Levin, Jack, and James Alan Fox. Elementary Statistics in Social Research. 5th ed. New York: Harper Collins Publishers, 1991.

MLA aipamena

Levin, Jack, and James Alan Fox. Elementary Statistics in Social Research. 5th ed. Harper Collins Publishers, 1991.