Gaya APA
Katula, Richard A.. (1987).
Principles and Patterns of Public Speaking (Kesatu).
California:
Wadsworth Publishing Company.
Gaya Chicago
Katula, Richard A..
Principles and Patterns of Public Speaking.
Kesatu
California:
Wadsworth Publishing Company,
1987.
Text.
Gaya MLA
Katula, Richard A..
Principles and Patterns of Public Speaking.
Kesatu
California:
Wadsworth Publishing Company,
1987.
Text.
Gaya Turabian
Katula, Richard A..
Principles and Patterns of Public Speaking.
Kesatu
California:
Wadsworth Publishing Company,
1987.
Print.