Developing and Testing Rational Models of Message Design - O'KEEFE, BARBARA J. (Human Communication Research, 1992)
https://katalog.adlr.link/Record/ai-49-aHR0cDovL2R4LmRvaS5vcmcvMTAuMTExMS9qLjE0NjgtMjk1OC4xOTkyLnRiMDA1NzUueA