Gaya APA
Allen, Joseph. (1979).
TIDAK RELEVAN Effective business communication .
Santa Monica, California:
Goodyear Publishing Company, Inc..
Gaya Chicago
Allen, Joseph.
TIDAK RELEVAN Effective business communication.
Santa Monica, California:
Goodyear Publishing Company, Inc.,
1979.
Text.
Gaya MLA
Allen, Joseph.
TIDAK RELEVAN Effective business communication.
Santa Monica, California:
Goodyear Publishing Company, Inc.,
1979.
Text.
Gaya Turabian
Allen, Joseph.
TIDAK RELEVAN Effective business communication.
Santa Monica, California:
Goodyear Publishing Company, Inc.,
1979.
Print.