Symposium: 1985: Salzburg, Session 2 - Validity and Reliabiility
Authors: Joyce, Timothy
Organisations: Mediamark Research Inc
Topics: Readership Model, Survey Descriptions
Symposium: 1985: Salzburg, Session 2 - Validity and Reliabiility
Authors: Joyce, Timothy
Organisations: Mediamark Research Inc
Topics: Readership Model, Survey Descriptions