Gaya APA
Grolier Intermediate English Course Guide. (1983).
USA:
GROLIER Internasional.
Gaya Chicago
Grolier Intermediate English Course Guide.
.
USA:
GROLIER Internasional,
1983.
Text.
Gaya MLA
Grolier Intermediate English Course Guide.
.
USA:
GROLIER Internasional,
1983.
Text.
Gaya Turabian
Grolier Intermediate English Course Guide.
USA:
GROLIER Internasional,
1983.
Print.