Gaya APA
Kessler, Carolyn. (1992).
Cooperative Language Learning A .
Amerika:
Prentice Hall.
Gaya Chicago
Kessler, Carolyn.
Cooperative Language Learning A.
Amerika:
Prentice Hall,
1992.
Text.
Gaya MLA
Kessler, Carolyn.
Cooperative Language Learning A.
Amerika:
Prentice Hall,
1992.
Text.
Gaya Turabian
Kessler, Carolyn.
Cooperative Language Learning A.
Amerika:
Prentice Hall,
1992.
Print.