APA
Dayal E, University of Delhi. Faculty of Social Science. Department of Human Geography & University of Delhi. Faculty of Social Science. Department of Human Geography. (1965). Some aspects of the agricultural geography of the Punjab plains. : .
Chicago
Dayal E, University of Delhi. Faculty of Social Science. Department of Human Geography and University of Delhi. Faculty of Social Science. Department of Human Geography. 1965. Some aspects of the agricultural geography of the Punjab plains. : .
Harvard
Dayal E, University of Delhi. Faculty of Social Science. Department of Human Geography and University of Delhi. Faculty of Social Science. Department of Human Geography. (1965). Some aspects of the agricultural geography of the Punjab plains. : .
MLA
Dayal E, University of Delhi. Faculty of Social Science. Department of Human Geography and University of Delhi. Faculty of Social Science. Department of Human Geography. Some aspects of the agricultural geography of the Punjab plains. : . 1965.