ശശിധരൻ, എ., രാജഗോപാലൻ, ഇ., Sasidharan, N., & Rajagopalan, E. P. (1999). കേളു. Saahithya Pravarthaka Sahakarana Sangham.
Chicago Edition Citationശശിധരൻ, എൻ, ഇ.പി രാജഗോപാലൻ, N. Sasidharan, and E. P. Rajagopalan. കേളു. Kottayam: Saahithya Pravarthaka Sahakarana Sangham, 1999.
MLA Edition Citationശശിധരൻ, എൻ, et al. കേളു. Saahithya Pravarthaka Sahakarana Sangham, 1999.
Warning: These citations may not always be 100% accurate.