Gaya APA
Key, Michael. (1994).
Communication management .
Sydney:
Prentice Hall.
Gaya Chicago
Key, Michael.
Communication management.
Sydney:
Prentice Hall,
1994.
Text.
Gaya MLA
Key, Michael.
Communication management.
Sydney:
Prentice Hall,
1994.
Text.
Gaya Turabian
Key, Michael.
Communication management.
Sydney:
Prentice Hall,
1994.
Print.