APA

Chaudhry Pradip Chandra, University of Delhi. Faculty of Education. Department of Education & University of Delhi. Faculty of Education. Department of Education. (1953). Investigation into the difficulties of pupils of class X of the Delhi High And Higher Secondary Schools in solving geometrical exercises. : .

Chicago

Chaudhry Pradip Chandra, University of Delhi. Faculty of Education. Department of Education and University of Delhi. Faculty of Education. Department of Education. 1953. Investigation into the difficulties of pupils of class X of the Delhi High And Higher Secondary Schools in solving geometrical exercises. : .

Harvard

Chaudhry Pradip Chandra, University of Delhi. Faculty of Education. Department of Education and University of Delhi. Faculty of Education. Department of Education. (1953). Investigation into the difficulties of pupils of class X of the Delhi High And Higher Secondary Schools in solving geometrical exercises. : .

MLA

Chaudhry Pradip Chandra, University of Delhi. Faculty of Education. Department of Education and University of Delhi. Faculty of Education. Department of Education. Investigation into the difficulties of pupils of class X of the Delhi High And Higher Secondary Schools in solving geometrical exercises. : . 1953.