APA-čujuhus (7. p.)

Kerlinger , F. N. (1979). Behavioral Research: A conceptual approach (ed.). Holt, Rinehart and Winston.

Chicago-čujuhus (17. p.)

Kerlinger , Fred N. Behavioral Research: A Conceptual Approach. ed. New York: Holt, Rinehart and Winston, 1979.

MLA-čujuhus (9. p.)

Kerlinger , Fred N. Behavioral Research: A Conceptual Approach. ed. Holt, Rinehart and Winston, 1979.

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