Gaya APA
Duff, Alan, Alan Maley. (1990).
Literature .
China:
Oxford University Press.
Gaya Chicago
Duff, Alan, Alan Maley.
Literature.
China:
Oxford University Press,
1990.
Text.
Gaya MLA
Duff, Alan, Alan Maley.
Literature.
China:
Oxford University Press,
1990.
Text.
Gaya Turabian
Duff, Alan, Alan Maley.
Literature.
China:
Oxford University Press,
1990.
Print.