APA

Hashemi L., Thomas B., . (2000). Cambridge Practice Tests for PET 1. New York: Cambridge University Press.

Chicago

Hashemi L, Thomas B, . 2000. Cambridge Practice Tests for PET 1. New York: Cambridge University Press.

Harvard

Hashemi L., Thomas B., . (2000). Cambridge Practice Tests for PET 1. New York: Cambridge University Press.

MLA

Hashemi L, Thomas B, . Cambridge Practice Tests for PET 1. New York: Cambridge University Press. 2000.