APA

De Bina Pani, University of Delhi. Faculty of Education. Department of Education & University of Delhi. Faculty of Education. Department of Education. (1967). Investigation into the extent of the deficiency of class X students of Delhi Government Higher Secondary School in some aspects of English grammar i.e in certain areas of English tenses. : .

Chicago

De Bina Pani, University of Delhi. Faculty of Education. Department of Education and University of Delhi. Faculty of Education. Department of Education. 1967. Investigation into the extent of the deficiency of class X students of Delhi Government Higher Secondary School in some aspects of English grammar i.e in certain areas of English tenses. : .

Harvard

De Bina Pani, University of Delhi. Faculty of Education. Department of Education and University of Delhi. Faculty of Education. Department of Education. (1967). Investigation into the extent of the deficiency of class X students of Delhi Government Higher Secondary School in some aspects of English grammar i.e in certain areas of English tenses. : .

MLA

De Bina Pani, University of Delhi. Faculty of Education. Department of Education and University of Delhi. Faculty of Education. Department of Education. Investigation into the extent of the deficiency of class X students of Delhi Government Higher Secondary School in some aspects of English grammar i.e in certain areas of English tenses. : . 1967.