Gaya APA
Lauer, Janice M.. (1981).
Four worlds of writing .
Philadelphia:
Harper and Row.
Gaya Chicago
Lauer, Janice M..
Four worlds of writing.
Philadelphia:
Harper and Row,
1981.
Text.
Gaya MLA
Lauer, Janice M..
Four worlds of writing.
Philadelphia:
Harper and Row,
1981.
Text.
Gaya Turabian
Lauer, Janice M..
Four worlds of writing.
Philadelphia:
Harper and Row,
1981.
Print.