Booth-Butterfield, M. (1991). Communication, cognition, and anxiety. Sage Publications.
Dyfyniad Arddull ChicagoBooth-Butterfield, Melanie. Communication, Cognition, and Anxiety. Newbury Park, Calif.: Sage Publications, 1991.
Dyfyniad MLABooth-Butterfield, Melanie. Communication, Cognition, and Anxiety. Sage Publications, 1991.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.