Dyfyniad APA

Allport, G. W., Powers, E., & Vernon, P. E. (1967). Studies in expressive movement. Hafner.

Dyfyniad Arddull Chicago

Allport, Gordon Willard, Edwin Powers, and Philip Ewart Vernon. Studies in Expressive Movement. New York: Hafner, 1967.

Dyfyniad MLA

Allport, Gordon Willard, et al. Studies in Expressive Movement. Hafner, 1967.

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