APA-čujuhus (7. p.)

WALLIMAN NICHOL. (2012). YOUR RESEARCH PROJECT (3rd.). Sage.

Chicago-čujuhus (17. p.)

WALLIMAN NICHOL. YOUR RESEARCH PROJECT. 3rd. New Dehli: Sage, 2012.

MLA-čujuhus (9. p.)

WALLIMAN NICHOL. YOUR RESEARCH PROJECT. 3rd. Sage, 2012.

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