APA-čujuhus (7. p.)
Kerlinger Fred N. (1973). Foundations of behavioral research (2 ed.). Holt, Rinehart.
Chicago-čujuhus (17. p.)
Kerlinger Fred N. Foundations of Behavioral Research. 2 ed. New York: Holt, Rinehart, 1973.
MLA-čujuhus (9. p.)
Kerlinger Fred N. Foundations of Behavioral Research. 2 ed. Holt, Rinehart, 1973.
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