APA

Ghosh Sudipta, University of Delhi. Faculty of Education. Department of Education & University of Delhi. Faculty of Education. Department of Education. (1992). Study of real-life experiences and mental operational levels of elementary school children for development of alternative teaching-learning strategies in science. : .

Chicago

Ghosh Sudipta, University of Delhi. Faculty of Education. Department of Education and University of Delhi. Faculty of Education. Department of Education. 1992. Study of real-life experiences and mental operational levels of elementary school children for development of alternative teaching-learning strategies in science. : .

Harvard

Ghosh Sudipta, University of Delhi. Faculty of Education. Department of Education and University of Delhi. Faculty of Education. Department of Education. (1992). Study of real-life experiences and mental operational levels of elementary school children for development of alternative teaching-learning strategies in science. : .

MLA

Ghosh Sudipta, University of Delhi. Faculty of Education. Department of Education and University of Delhi. Faculty of Education. Department of Education. Study of real-life experiences and mental operational levels of elementary school children for development of alternative teaching-learning strategies in science. : . 1992.