APA-čujuhus (7. p.)
Patten, M. L. (2014). Proposing empirical research: A guide to the fundamentals (5th ed.). Pyrczak Pub.
Chicago-čujuhus (17. p.)
Patten, Mildred L. Proposing Empirical Research: A Guide to the Fundamentals. 5th ed. Glendale, CA: Pyrczak Pub, 2014.
MLA-čujuhus (9. p.)
Patten, Mildred L. Proposing Empirical Research: A Guide to the Fundamentals. 5th ed. Pyrczak Pub, 2014.
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