Groves, R. H., R. B. Cialdini und M. P. Couper, 1992: Understanding the Decision to Participate in a Survey. Public Opinion Quarterly 56 (4): 475-495.
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Groves, R. H., Cialdini, R. B., Couper, M. P. (1992). Understanding the Decision to Participate in a Survey. Public Opinion Quarterly, 56(4), pp. 475-495.
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