SELF-SELECTED AND RANDOMLY SELECTED RESPONDENTS IN A COMPUTER NETWORK SURVEY
WALSH, JOHN P. ; KIESLER, SARA ; SPROULL, LEE S. ; HESSE, BRADFORD W.
Public opinion quarterly, 1992-07, Vol.56 (2), p.241-244
[Periódico revisado por pares]
Princeton, N.J: Oxford University Press
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