Παραπομπή APA

Hartley, P., & Bruckmann, C. G. (2002). Business communication. Routledge.

Παραπομπή Chicago Style

Hartley, Peter, και Clive G. Bruckmann. Business Communication. London ; New York: Routledge, 2002.

Παραπομπή MLA

Hartley, Peter, και Clive G. Bruckmann. Business Communication. Routledge, 2002.