- Cromwell , Harvey . 1950 . “The Relative Effect on Audience Attitude of the First versus the Second Argumentative Speech of a Series,” . SM , XVII : 105 – 122 .
- Cromwell , Harvey . 1951 . “An Experimental Design for Determining Induced Changes in the Attitudes of Others,” . Southern Speech Journal , XVI : 198 – 206 .
- Bateman , R. M. and Remmers , H. H. 1941 . “A Study of the Shifting Attitude of High School Students When Subjected to Favorable and Unfavorable Propaganda,” . Jour. Social Psychology , XIII : 395 – 406 .
- Chin , W. K. C. 1936 . “Retention of the Effect of Oral Propaganda,” . Jour. Social Psychology , VII : 479 – 483 .
- Cromwell , H. and Kunkel , R. 1952 . “An Experimental Study of the Effect on the Attitude of Listeners of Repeating the Same Oral Propaganda,” . Jour. Social Psychology , XXXV : 175 – 184 .
- Lull , P. E. 1940 . “The Effectiveness of Humor in Persuasive Speeches,” . SM , VII : 26 – 40 .
Speech Monographs
Volume 21, 1954 - Issue 4