APA

O`Connell S., Hashemi L., . (2005). Cambridge First Certificate Listening and Speaking. New York: Cambridge University Press.

Chicago

O`Connell S, Hashemi L, . 2005. Cambridge First Certificate Listening and Speaking. New York: Cambridge University Press.

Harvard

O`Connell S., Hashemi L., . (2005). Cambridge First Certificate Listening and Speaking. New York: Cambridge University Press.

MLA

O`Connell S, Hashemi L, . Cambridge First Certificate Listening and Speaking. New York: Cambridge University Press. 2005.