Gaya APA
An Executives guide to effective writing,copy. (1985).
New York:
AHI.
Gaya Chicago
An Executives guide to effective writing,copy.
.
New York:
AHI,
1985.
.
Gaya MLA
An Executives guide to effective writing,copy.
.
New York:
AHI,
1985.
.
Gaya Turabian
An Executives guide to effective writing,copy.
New York:
AHI,
1985.
.