APA
Ray N R, . (1988). Sources of the history of India. Calcutta, India: Institute of Historical studies.
Chicago
Ray N R, . 1988. Sources of the history of India. Calcutta, India: Institute of Historical studies.
Harvard
Ray N R, . (1988). Sources of the history of India. Calcutta, India: Institute of Historical studies.
MLA
Ray N R, . Sources of the history of India. Calcutta, India: Institute of Historical studies. 1988.
