APA

Roll No. 167, University of Delhi. Faculty of Education. Department of Education & University of Delhi. Faculty of Education. Department of Education. (1976). Investigation into the role of the principals of government Higher Secondary schools of New Delhi as supervisors. : .

Chicago

Roll No. 167, University of Delhi. Faculty of Education. Department of Education and University of Delhi. Faculty of Education. Department of Education. 1976. Investigation into the role of the principals of government Higher Secondary schools of New Delhi as supervisors. : .

Harvard

Roll No. 167, University of Delhi. Faculty of Education. Department of Education and University of Delhi. Faculty of Education. Department of Education. (1976). Investigation into the role of the principals of government Higher Secondary schools of New Delhi as supervisors. : .

MLA

Roll No. 167, University of Delhi. Faculty of Education. Department of Education and University of Delhi. Faculty of Education. Department of Education. Investigation into the role of the principals of government Higher Secondary schools of New Delhi as supervisors. : . 1976.