Gaya APA
Rhoviq, C.. (1984).
Understanding english .
Malang:
.
Gaya Chicago
Rhoviq, C..
Understanding english.
Malang:
,
1984.
Text.
Gaya MLA
Rhoviq, C..
Understanding english.
Malang:
,
1984.
Text.
Gaya Turabian
Rhoviq, C..
Understanding english.
Malang:
,
1984.
Print.