Gaya APA
Collaborative Language Learning and Teaching / editor: David Nunan. (1993).
Cambridge:
Cambridge University Press.
Gaya Chicago
Collaborative Language Learning and Teaching / editor: David Nunan.
.
Cambridge:
Cambridge University Press,
1993.
Buku.
Gaya MLA
Collaborative Language Learning and Teaching / editor: David Nunan.
.
Cambridge:
Cambridge University Press,
1993.
Buku.
Gaya Turabian
Collaborative Language Learning and Teaching / editor: David Nunan.
Cambridge:
Cambridge University Press,
1993.
Buku.