Παραπομπή APA

Whalen, D. J. (1996). I see what you mean: Persuasive business communication. Response Books.

Παραπομπή Chicago Style

Whalen, D. Joel. I See What You Mean: Persuasive Business Communication. New Delhi: Response Books, 1996.

Παραπομπή MLA

Whalen, D. Joel. I See What You Mean: Persuasive Business Communication. Response Books, 1996.