APA stil citiranja

Willis, G. B. (2005). Cognitive interviewing: Cognitive interviewing : a tool for improving questionnaire design. Thousand Oaks, CA: Sage publications.

Chicago stil citiranja

Willis, Gordon B. Cognitive interviewing: Cognitive interviewing : a tool for improving questionnaire design. Thousand Oaks, CA: Sage publications, 2005.

MLA stil citiranja

Willis, Gordon B. Cognitive interviewing: Cognitive interviewing : a tool for improving questionnaire design. Thousand Oaks, CA: Sage publications, 2005.

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