Gaya APA
Fields, John. (2002).
Step by Step 1 .
Jakarta:
Dep. Luar Negeri.
Gaya Chicago
Fields, John.
Step by Step 1.
Jakarta:
Dep. Luar Negeri,
2002.
UMUM.
Gaya MLA
Fields, John.
Step by Step 1.
Jakarta:
Dep. Luar Negeri,
2002.
UMUM.
Gaya Turabian
Fields, John.
Step by Step 1.
Jakarta:
Dep. Luar Negeri,
2002.
UMUM.