APA aipamena

Kuruppu, N. R. S. (1961). Tonnalkurunnukal. Manoram Publishing House.

Chicago Style aipamena

Kuruppu, Nagavalli R S. Tonnalkurunnukal. Kottayam: Manoram Publishing House, 1961.

MLA aipamena

Kuruppu, Nagavalli R S. Tonnalkurunnukal. Manoram Publishing House, 1961.