Dunckel, Jacqueline
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.
Speech and social action : a strategy of oral communication
Prentice-Hall, 1967
 Buku Teks
Carnegie, Dorothy
The quick and easy way to effective speaking
Dale Carnegie and Associates, 1962
 Buku Teks