APA Citation

(1991). Cambridge proficiency examination practice 4. Cambridge, UK: Cambridge Univ. Press.

Chicago Style Citation

Cambridge Proficiency Examination Practice 4. Cambridge, UK: Cambridge Univ. Press, 1991.

MLA Citation

Cambridge Proficiency Examination Practice 4. Cambridge, UK: Cambridge Univ. Press, 1991.

Warning: These citations may not always be 100% accurate.