Παραπομπή APA

Dowdy, S., & Wearden, S. (1991). Statistics for research (2nd ed.). New York: John Wiley & Sons.

Παραπομπή Chicago Style

Dowdy, Shirley., and Stanley Wearden. Statistics for Research. 2nd ed. New York: John Wiley & Sons, 1991.

Παραπομπή MLA

Dowdy, Shirley., and Stanley Wearden. Statistics for Research. 2nd ed. New York: John Wiley & Sons, 1991.

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