Turner, Stuart, author
Public speaking in business: how to make a success of meetings, speeches, confrence and all business presentation
Mc Graw Hill, 1991
 Buku Teks
Carnegie, Dale, 1888-1955, author
Public speaking for success
Bhuana Ilmu Populer, 2022
 Buku Teks
O`Connor, J. Regis, author
High-impact public speaking for business and the professions
NTC, 1997
 Buku Teks
Zarefsky, David, author
Public speaking : strategies for success
Allyn and Bacon, 2011
 Buku Teks
Carnegie, Dorothy, author
The quick and easy way to effective speaking
Dale Carnegie and Associates, 1962
 Buku Teks
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