APA

Bhola Vidya, University of Delhi. Faculty of Education. Department of Education, Shri D. S. Nigam Gu & University of Delhi. Faculty of Education. Department of Education. (1955). Formulation of criteria for the writing and selection of textbooks in General Science of the Middle school standard and evaluation of a few General Science textbooks of Delhi and Punjab states for the middle standard. : .

Chicago

Bhola Vidya, University of Delhi. Faculty of Education. Department of Education, Shri D. S. Nigam Gu and University of Delhi. Faculty of Education. Department of Education. 1955. Formulation of criteria for the writing and selection of textbooks in General Science of the Middle school standard and evaluation of a few General Science textbooks of Delhi and Punjab states for the middle standard. : .

Harvard

Bhola Vidya, University of Delhi. Faculty of Education. Department of Education, Shri D. S. Nigam Gu and University of Delhi. Faculty of Education. Department of Education. (1955). Formulation of criteria for the writing and selection of textbooks in General Science of the Middle school standard and evaluation of a few General Science textbooks of Delhi and Punjab states for the middle standard. : .

MLA

Bhola Vidya, University of Delhi. Faculty of Education. Department of Education, Shri D. S. Nigam Gu and University of Delhi. Faculty of Education. Department of Education. Formulation of criteria for the writing and selection of textbooks in General Science of the Middle school standard and evaluation of a few General Science textbooks of Delhi and Punjab states for the middle standard. : . 1955.