tend to be above average both in their verbal and non-verbal communication skills and in their ability

Human communication : principles and contexts / Tubbs, Stewart L., 1943-

Communicating @ work : boosting your spoken, written and visual impact / Grant, Terri, 1953-

Effective organisational communication : perspectives, principles, and practices / Blundel, Richard.

The art and science of communication : tools for effective communication in the workplace / Perkins

effective observation -- More than just talking : communication skills -- You and me : exploring feelings

Nonverbal Communication.

Communicating effectively / Hybels, Saundra.

Interplay : the process of interpersonal communication / Adler, Ronald B. (Ronald Brian), 1946-

Wadsworth series in communication studies

Communicating globally : intercultural communication and international business / Schmidt, Wallace

An introduction to communication studies / Steinberg, Sheila, 1940-