Gaya APA
Preston,Dennis, Roger W.Shuy. ().
Varieties of American English (Rivised Edition).
Washinton D.C:
U.S.Department of State.
Gaya Chicago
Preston,Dennis, Roger W.Shuy.
Varieties of American English.
Rivised Edition
Washinton D.C:
U.S.Department of State,
.
Text.
Gaya MLA
Preston,Dennis, Roger W.Shuy.
Varieties of American English.
Rivised Edition
Washinton D.C:
U.S.Department of State,
.
Text.
Gaya Turabian
Preston,Dennis, Roger W.Shuy.
Varieties of American English.
Rivised Edition
Washinton D.C:
U.S.Department of State,
.
Print.