Gordon B Willis

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-10% with code: EXTRA
Cognitive Interviewing
Cognitive Interviewing Gordon B Willis
502,19
557,99 €
  • We will send in 10–14 business days.

-10% with code: EXTRA
Cognitive Interviewing
Cognitive Interviewing Gordon B Willis
331,73
368,59 €
  • We will send in 10–14 business days.

-10% with code: EXTRA
Analysis of the Cognitive Interview in Questionnaire Design
Analysis of the Cognitive Interv... Gordon B Willis
104,12
115,69 €
  • We will send in 10–14 business days.