APA

UNIVERSITY OF CAMBRIDGE LOCAL EXAMINATIONS SYNDICATE, . (1991). Cambridge proficiency examination practice 2. Cambridge: Cambridge University Press.

Chicago

UNIVERSITY OF CAMBRIDGE LOCAL EXAMINATIONS SYNDICATE, . 1991. Cambridge proficiency examination practice 2. Cambridge: Cambridge University Press.

Harvard

UNIVERSITY OF CAMBRIDGE LOCAL EXAMINATIONS SYNDICATE, . (1991). Cambridge proficiency examination practice 2. Cambridge: Cambridge University Press.

MLA

UNIVERSITY OF CAMBRIDGE LOCAL EXAMINATIONS SYNDICATE, . Cambridge proficiency examination practice 2. Cambridge: Cambridge University Press. 1991.