Raveendran, K. A. Vedangalum puthuvayanakalum. Vallathol Vidyapeetham.
Chicago Edition CitationRaveendran, K A. Vedangalum Puthuvayanakalum. Sukapuram: Vallathol Vidyapeetham.
MLA Edition CitationRaveendran, K A. Vedangalum Puthuvayanakalum. Vallathol Vidyapeetham.
Warning: These citations may not always be 100% accurate.