Unnikrishnan, p. (1977). Aanapaka. sahthya pravarthaka sahakarana sangam.
Chicago Edition CitationUnnikrishnan, puthur. Aanapaka. kottayam: sahthya pravarthaka sahakarana sangam, 1977.
MLA引文Unnikrishnan, puthur. Aanapaka. sahthya pravarthaka sahakarana sangam, 1977.
警告:这些引文格式不一定是100%准确.