Gaya APA
Dunkling, Leslie. (1987).
Journey to Universe City .
London:
Collins English Library.
Gaya Chicago
Dunkling, Leslie.
Journey to Universe City.
London:
Collins English Library,
1987.
Buku.
Gaya MLA
Dunkling, Leslie.
Journey to Universe City.
London:
Collins English Library,
1987.
Buku.
Gaya Turabian
Dunkling, Leslie.
Journey to Universe City.
London:
Collins English Library,
1987.
Buku.