APA
Singh J. P, University of Delhi. Faculty of Arts. Department of Library and Information Science & University of Delhi. Faculty of Arts. Department of Library and Information Science. (1985). Colon classification schedule for physics. : .
Chicago
Singh J. P, University of Delhi. Faculty of Arts. Department of Library and Information Science and University of Delhi. Faculty of Arts. Department of Library and Information Science. 1985. Colon classification schedule for physics. : .
Harvard
Singh J. P, University of Delhi. Faculty of Arts. Department of Library and Information Science and University of Delhi. Faculty of Arts. Department of Library and Information Science. (1985). Colon classification schedule for physics. : .
MLA
Singh J. P, University of Delhi. Faculty of Arts. Department of Library and Information Science and University of Delhi. Faculty of Arts. Department of Library and Information Science. Colon classification schedule for physics. : . 1985.