Symposium: 1983: Montreal, Session 3 - Validity: concepts and experimentation
Authors: Douglas, Stephen A., Lysaker, Richard
Organisations: Audits & Surveys, Newsweek
Topics: First Reading, Validity
Symposium: 1983: Montreal, Session 3 - Validity: concepts and experimentation
Authors: Douglas, Stephen A., Lysaker, Richard
Organisations: Audits & Surveys, Newsweek
Topics: First Reading, Validity