APA
Singh A, University of Delhi. Faculty of Arts. Department of Psychology & University of Delhi. Faculty of Arts. Department of Psychology. (1976). Job analysis of steam engine drivers Northern Railway (Delhi Division). : .
Chicago
Singh A, University of Delhi. Faculty of Arts. Department of Psychology and University of Delhi. Faculty of Arts. Department of Psychology. 1976. Job analysis of steam engine drivers Northern Railway (Delhi Division). : .
Harvard
Singh A, University of Delhi. Faculty of Arts. Department of Psychology and University of Delhi. Faculty of Arts. Department of Psychology. (1976). Job analysis of steam engine drivers Northern Railway (Delhi Division). : .
MLA
Singh A, University of Delhi. Faculty of Arts. Department of Psychology and University of Delhi. Faculty of Arts. Department of Psychology. Job analysis of steam engine drivers Northern Railway (Delhi Division). : . 1976.
