Cita APA (7th ed.)

Lesikar, R. (1979). Basic business communication. Richard D Irwin.

Cita Chicago (17th ed.)

Lesikar, Raymond. Basic Business Communication. NULL: Richard D Irwin, 1979.

Cita MLA (9th ed.)

Lesikar, Raymond. Basic Business Communication. Richard D Irwin, 1979.

Atenció: Aquestes cites poden no estar 100% correctes.