QUESTIONNAIRE STRUCTURE AND READERSHIP LEVELS
Symposium: 1993: San Francisco, Session 5 - Model bias, readers per copy and other issues
Authors: Brown, Michael
Organisations: RSGB
Topics: Questionnaire Design
THE POTENTIAL CONTRIBUTION OF READERSHIP DIARY PANELS
Symposium: 1983: Montreal, Session 4 - Validity: panels and other approaches
Authors: Buck, S F, Spackman, Nigel
Organisations: AGB Research Plc, RSGB
Topics: Panel Research, Validity