General principles of play direction.

MLA

Brown, Gilmor, and Alice Garwood. General Principles of Play Direction. New York, N.Y, 1936.

APA

Brown, G., & Garwood, A. (1936). General principles of play direction. New York, N.Y.

Chicago

Brown, Gilmor, and Alice Garwood. General Principles of Play Direction. New York, N.Y., 1936.