APA citiranje

Leedy, P. D. (1985). Practical Research: Planning and design (3rd.ed.). Macmillan.

Chicago Style (17th ed.) Citation

Leedy, Paul D. Practical Research: Planning and Design. 3rd.ed. New York: Macmillan, 1985.

MLA citiranje

Leedy, Paul D. Practical Research: Planning and Design. 3rd.ed. Macmillan, 1985.

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