Booth-Butterfield, M. (1991). Communication, cognition, and anxiety. Sage.
Chicago Style aipamenaBooth-Butterfield, Melanie. Communication, Cognition, and Anxiety. Newbury Park, Calif: Sage, 1991.
MLA aipamenaBooth-Butterfield, Melanie. Communication, Cognition, and Anxiety. Sage, 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.