Birdwhistell, Ray L., 1918-1994. Kinesics and context : essays on body motion communication / [by] Ray L. Birdwhistell. - Philadelphia : University of Pennsylvania Press, [1970] - xiv, 338 p. : illus. ; 24 cm. - University of Pennsylvania publications in conduct and communication . Bibliography: p. [305]-338. Subjects--Topical Terms: Body language. Dewey Class. No.: 153