Instructional dimensions study : the search for effective classroom processes /

অনুযায়ী Cooley, William W.
প্রকাশিত 1978

Perceptual skills curriculum /

অনুযায়ী Rosner, Jerome
প্রকাশিত 1973

Defining educational objectives : a report of the Regional Commission on Educational Coordination and the Learning Research and Development Center /

প্রকাশিত 1964