APA Style
Writing With A Purpose. (1989).
Boston:
HOUGHTON MIFLLIN.
Chicago Style
Writing With A Purpose.
8th ed..
Boston:
HOUGHTON MIFLLIN,
1989.
.
MLA Style
Writing With A Purpose.
8th ed..
Boston:
HOUGHTON MIFLLIN,
1989.
.
Turabian Style
Writing With A Purpose.
Boston:
HOUGHTON MIFLLIN,
1989.
.