APA

Powell M., . (2002). In Company. Intermediate. Class Cassette 1. : Macmillan Publishers Limited.

Chicago

Powell M, . 2002. In Company. Intermediate. Class Cassette 1. : Macmillan Publishers Limited.

Harvard

Powell M., . (2002). In Company. Intermediate. Class Cassette 1. : Macmillan Publishers Limited.

MLA

Powell M, . In Company. Intermediate. Class Cassette 1. : Macmillan Publishers Limited. 2002.