Sjoberg, G. a. N., & Nett, R. (1968). A Methodology For Social Research. Harper & Row, Publishers Inc..
Chicago Style aipamenaSjoberg, Gideon and Nett, and Roger Nett. A Methodology For Social Research. New York: Harper & Row, Publishers Inc., 1968.
MLA aipamenaSjoberg, Gideon and Nett, and Roger Nett. A Methodology For Social Research. Harper & Row, Publishers Inc., 1968.
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