APA

Thomas B., Doyle C., . (1997). Intermediate Vocabulary. London: Longman.

Chicago

Thomas B.J, Doyle Chris, . 1997. Intermediate Vocabulary. London: Longman.

Harvard

Thomas B., Doyle C., . (1997). Intermediate Vocabulary. London: Longman.

MLA

Thomas B.J, Doyle Chris, . Intermediate Vocabulary. London: Longman. 1997.