Kusuman, K. K. (1977). The extremist movement in Kerala. Kerala Historical Society.
Chicago Edition CitationKusuman, K. K. The Extremist Movement in Kerala. Trivandrum: Kerala Historical Society, 1977.
MLA Edition CitationKusuman, K. K. The Extremist Movement in Kerala. Kerala Historical Society, 1977.
Warning: These citations may not always be 100% accurate.