Tohutoro APA (7th ed.)
Cowles, E. L., & Nelson, E. (2015). An introduction to survey research (First edition.). Business Expert Press.
Tohutoru Kātū Chicago (17th ed.)
Cowles, Ernest L., me Edward Nelson. An Introduction to Survey Research. First edition. New York, New York (222 East 46th Street, New York, NY 10017): Business Expert Press, 2015.
Tohutoro MLA (9th ed.)
Cowles, Ernest L., me Edward Nelson. An Introduction to Survey Research. First edition. Business Expert Press, 2015.
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