Gaya APA
Swan, Michael, Walter, Catherine. (1990).
The Cambridge english course 3 : student book .
New York:
Cambridge University Press.
Gaya Chicago
Swan, Michael, Walter, Catherine.
The Cambridge english course 3 : student book.
New York:
Cambridge University Press,
1990.
Buku.
Gaya MLA
Swan, Michael, Walter, Catherine.
The Cambridge english course 3 : student book.
New York:
Cambridge University Press,
1990.
Buku.
Gaya Turabian
Swan, Michael, Walter, Catherine.
The Cambridge english course 3 : student book.
New York:
Cambridge University Press,
1990.
Buku.