APA

Singh Dev Raj, University of Delhi. Faculty of Arts. Department of Library and Information Science & University of Delhi. Faculty of Arts. Department of Library and Information Science. (1991). Comparative study of career advancement of library professionals in university of librarian in Punjab, Haryana, Madhya Pradesh and Uttar Pradesh. : .

Chicago

Singh Dev Raj, 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. 1991. Comparative study of career advancement of library professionals in university of librarian in Punjab, Haryana, Madhya Pradesh and Uttar Pradesh. : .

Harvard

Singh Dev Raj, 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. (1991). Comparative study of career advancement of library professionals in university of librarian in Punjab, Haryana, Madhya Pradesh and Uttar Pradesh. : .

MLA

Singh Dev Raj, 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. Comparative study of career advancement of library professionals in university of librarian in Punjab, Haryana, Madhya Pradesh and Uttar Pradesh. : . 1991.