APA

Frendo E., . (2007). How to Teach business English. Harlow: Longman.

Chicago

Frendo E, . 2007. How to Teach business English. Harlow: Longman.

Harvard

Frendo E., . (2007). How to Teach business English. Harlow: Longman.

MLA

Frendo E, . How to Teach business English. Harlow: Longman. 2007.