Gaya APA
English Vocabulary in Use: Elementary. (2001).
Jakarta:
Erlangga.
Gaya Chicago
English Vocabulary in Use: Elementary.
.
Jakarta:
Erlangga,
2001.
Buku.
Gaya MLA
English Vocabulary in Use: Elementary.
.
Jakarta:
Erlangga,
2001.
Buku.
Gaya Turabian
English Vocabulary in Use: Elementary.
Jakarta:
Erlangga,
2001.
Buku.