Notes
- Cronkhite , Gary . 1969 . Persuasion: Speech and Behavioral Change , 139 New York : Bobbs‐Merrill .
- Emmert , Philip . 1970 . “Attitude Scales” . In Philip Emmert and William D. Brooks, Methods of Research in Communication , 198 – 201 . Boston : Houghton Mifflin .
- Kerlinger , Fred N. 1964 . Foundations of Behavioral Research , 564 – 580 . New York : Holt, Rine‐hart, and Winston .