Blair, J., Czaja, R. F., & Blair, E. (2014). Designing surveys: A guide to decisions and procedures (3 edition.). SAGE.
Chicago Style (17th ed.) CitationBlair, Johnny, Ronald F. Czaja, and Edward Blair. Designing Surveys: A Guide to Decisions and Procedures. 3 edition. Los Angeles: SAGE, 2014.
MLA citiranjeBlair, Johnny, et al. Designing Surveys: A Guide to Decisions and Procedures. 3 edition. SAGE, 2014.
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