Gaya APA
Practicing american english. (1962).
New York:
McRAWHILL BOOK COMPANY,INC.
Gaya Chicago
Practicing american english.
.
New York:
McRAWHILL BOOK COMPANY,INC,
1962.
Text.
Gaya MLA
Practicing american english.
.
New York:
McRAWHILL BOOK COMPANY,INC,
1962.
Text.
Gaya Turabian
Practicing american english.
New York:
McRAWHILL BOOK COMPANY,INC,
1962.
Print.