Gaya APA
Evans, Desmond W. (1989).
Improving english skills .
Jakarta:
Binarupa Aksara.
Gaya Chicago
Evans, Desmond W.
Improving english skills.
Jakarta:
Binarupa Aksara,
1989.
Buku.
Gaya MLA
Evans, Desmond W.
Improving english skills.
Jakarta:
Binarupa Aksara,
1989.
Buku.
Gaya Turabian
Evans, Desmond W.
Improving english skills.
Jakarta:
Binarupa Aksara,
1989.
Buku.