Gaya APA
Devito, Joseph A.. (1984).
The Elements of public speaking (2nd ed).
Sydney:
Harper and Row.
Gaya Chicago
Devito, Joseph A..
The Elements of public speaking.
2nd ed
Sydney:
Harper and Row,
1984.
Text.
Gaya MLA
Devito, Joseph A..
The Elements of public speaking.
2nd ed
Sydney:
Harper and Row,
1984.
Text.
Gaya Turabian
Devito, Joseph A..
The Elements of public speaking.
2nd ed
Sydney:
Harper and Row,
1984.
Print.