APA

Roll No. 1118, University of Delhi. Faculty of Education. Department of Education & University of Delhi. Faculty of Education. Department of Education. (1977). Investigation into the effectiveness of open-system of teaching as against the closed system, in devloping crative expressions in Hindi language. : .

Chicago

Roll No. 1118, University of Delhi. Faculty of Education. Department of Education and University of Delhi. Faculty of Education. Department of Education. 1977. Investigation into the effectiveness of open-system of teaching as against the closed system, in devloping crative expressions in Hindi language. : .

Harvard

Roll No. 1118, University of Delhi. Faculty of Education. Department of Education and University of Delhi. Faculty of Education. Department of Education. (1977). Investigation into the effectiveness of open-system of teaching as against the closed system, in devloping crative expressions in Hindi language. : .

MLA

Roll No. 1118, University of Delhi. Faculty of Education. Department of Education and University of Delhi. Faculty of Education. Department of Education. Investigation into the effectiveness of open-system of teaching as against the closed system, in devloping crative expressions in Hindi language. : . 1977.