APA način citiranja (7. izdanje)

Welkowitz, J., & Ewen, R. B. ,. (1971). Introductory statistics for the behavioral sciences. Academic Press.

Čikaški stil citiranja (17. izdanje)

Welkowitz, Joan, i Robert B. ,Cohen Ewen. Introductory Statistics for the Behavioral Sciences. New York: Academic Press, 1971.

MLA način citiranja (9. izdanje)

Welkowitz, Joan, i Robert B. ,Cohen Ewen. Introductory Statistics for the Behavioral Sciences. Academic Press, 1971.