Survey methodology
John Wiley & Sons, 2004
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Foddy, William
Constructing questions for interviews and questionnaires: theory and practice in social research
Cambridge University Press, 1993
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Toepoel, Vera
Doing surveys online
Sage, 2016
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Metode penelitian survai
editor Masri Singarimbun, Sofian Effendi
LP3ES, 1982
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Lammers, Jan
Grootschalig veldonderzoek : inleiding in de data-analyse
Dick Coutinho, 2010
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