Dyfyniad APA

Booth-Butterfield, M. (1991). Communication, cognition, and anxiety. Sage.

Dyfyniad Arddull Chicago

Booth-Butterfield, Melanie. Communication, Cognition, and Anxiety. Newbury Park, Calif: Sage, 1991.

Dyfyniad MLA

Booth-Butterfield, Melanie. Communication, Cognition, and Anxiety. Sage, 1991.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.