APA استشهاد

Anderson, R. M., & Greer, J. G. (1976). Educating the severely and profoundly retarded. University Park Press.

استشهاد بنمط شيكاغو

Anderson, Robert M., و John G. Greer. Educating the Severely and Profoundly Retarded. London: University Park Press, 1976.

MLA استشهاد

Anderson, Robert M., و John G. Greer. Educating the Severely and Profoundly Retarded. University Park Press, 1976.