APA
Gulati Gopal Dass, University of Delhi. Faculty of Social Sciences. Department of History & University of Delhi. Faculty of Social Sciences. Department of History. (1980). Northwest frontier during 13th and 14th centuries. : .
Chicago
Gulati Gopal Dass, University of Delhi. Faculty of Social Sciences. Department of History and University of Delhi. Faculty of Social Sciences. Department of History. 1980. Northwest frontier during 13th and 14th centuries. : .
Harvard
Gulati Gopal Dass, University of Delhi. Faculty of Social Sciences. Department of History and University of Delhi. Faculty of Social Sciences. Department of History. (1980). Northwest frontier during 13th and 14th centuries. : .
MLA
Gulati Gopal Dass, University of Delhi. Faculty of Social Sciences. Department of History and University of Delhi. Faculty of Social Sciences. Department of History. Northwest frontier during 13th and 14th centuries. : . 1980.
