Hammond, P. E., & Bellah, R. N. (1964). Sociologists at work: Essays on the craft of social research. Basic Books.
Chicago-viite (17. p.)Hammond, Phillip E., ja Robert Neely Bellah. Sociologists at Work: Essays on the Craft of Social Research. New York: Basic Books, 1964.
MLA-viite (9. p.)Hammond, Phillip E., ja Robert Neely Bellah. Sociologists at Work: Essays on the Craft of Social Research. Basic Books, 1964.
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