Gaya APA
Cambridge, University of. (1990).
Cambridge Proficiency Examination Practice 3 .
Cambridge:
Cambridge University Press.
Gaya Chicago
Cambridge, University of.
Cambridge Proficiency Examination Practice 3.
Cambridge:
Cambridge University Press,
1990.
Text.
Gaya MLA
Cambridge, University of.
Cambridge Proficiency Examination Practice 3.
Cambridge:
Cambridge University Press,
1990.
Text.
Gaya Turabian
Cambridge, University of.
Cambridge Proficiency Examination Practice 3.
Cambridge:
Cambridge University Press,
1990.
Print.