Gaya APA
ZINNSER,William. (1988).
Writing to Learn .
New York:
Harper & Row.
Gaya Chicago
ZINNSER,William.
Writing to Learn.
New York:
Harper & Row,
1988.
Text.
Gaya MLA
ZINNSER,William.
Writing to Learn.
New York:
Harper & Row,
1988.
Text.
Gaya Turabian
ZINNSER,William.
Writing to Learn.
New York:
Harper & Row,
1988.
Print.