APA (7th ed.) Zitazioa
Kalof, L., Dan, A., & Dietz, T. (2008). Essentials of social research. McGraw Hill/Open University Press.
Chicago Style (17th ed.) Zitazioa
Kalof, Linda, Amy Dan, eta Thomas Dietz. Essentials of Social Research. Maidenhead ; New York: McGraw Hill/Open University Press, 2008.
MLA (9th ed.) Zitazioa
Kalof, Linda, et al. Essentials of Social Research. McGraw Hill/Open University Press, 2008.
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