Gaya APA
Vocabulary Development Skills. (1995).
Yogyakarta:
Kanisius.
Gaya Chicago
Vocabulary Development Skills.
.
Yogyakarta:
Kanisius,
1995.
Buku.
Gaya MLA
Vocabulary Development Skills.
.
Yogyakarta:
Kanisius,
1995.
Buku.
Gaya Turabian
Vocabulary Development Skills.
Yogyakarta:
Kanisius,
1995.
Buku.