APA

Trapp E. P., Himelstein P., . (1972). Readings on the exceptional child: research and theory. New York: Appleton Century.

Chicago

Trapp E Philip, Himelstein Philip, . 1972. Readings on the exceptional child: research and theory. New York: Appleton Century.

Harvard

Trapp E. P., Himelstein P., . (1972). Readings on the exceptional child: research and theory. New York: Appleton Century.

MLA

Trapp E Philip, Himelstein Philip, . Readings on the exceptional child: research and theory. New York: Appleton Century. 1972.