Neelakanda Pilla, K. (1963). Marappavakal. Sahitya Pravarthaka Sahakarana Sangam.
Chicago Edition CitationNeelakanda Pilla, Karoor. Marappavakal. Sahitya Pravarthaka Sahakarana Sangam, 1963.
MLA引文Neelakanda Pilla, Karoor. Marappavakal. Sahitya Pravarthaka Sahakarana Sangam, 1963.
警告：這些引文格式不一定是100％准確.