APA

Ian MacKenzie, . (1999). English for business studies : a course for business studies and economics studen :student's book. New York: Cambridge University Press.

Chicago

Ian MacKenzie, . 1999. English for business studies : a course for business studies and economics studen :student's book. New York: Cambridge University Press.

Harvard

Ian MacKenzie, . (1999). English for business studies : a course for business studies and economics studen :student's book. New York: Cambridge University Press.

MLA

Ian MacKenzie, . English for business studies : a course for business studies and economics studen :student's book. New York: Cambridge University Press. 1999.