Sandford, William Phillips
Effective business speech
McGraw-Hill, 1960
 Buku Teks
Dunckel, Jacqueline, author
Guide to effective business speaking: making presentation, using audio-visuals and dealing with the media / Jacqueline Dunckel, Elizabeth Parnham
Self-Counsel, 1984
 Koleksi Publik
Ayres, Joe
Effective public speaking / Joe Ayres, Janice Miller
WCB/McGraw-Hill, 1994
 Buku Teks
Galvin, Kathleen M.
The basics of speech workbook / Kathleen M. Galvin, Pamela J. Cooper
National Textbook Company, 1994
 Buku Teks
Ellingsworth, Huber W., author
Speech and social action : a strategy of oral communication
Prentice-Hall, 1967
 Buku Teks
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