Sankaran unni, K. . .. (1974). Paristhithi vijnanathinte moolathathwangal (1.). State Instititute of Languages.
Chicago Edition CitationSankaran unni, K. Paristhithi Vijnanathinte Moolathathwangal. 1. Thiruvananthapuram: State Instititute of Languages, 1974.
MLA Edition CitationSankaran unni, K. Paristhithi Vijnanathinte Moolathathwangal. 1. State Instititute of Languages, 1974.
Warning: These citations may not always be 100% accurate.