Kottayathu Thampuran. (1973). Nivaatha kavacha kaalakeya vadham.
Chicago Edition CitationKottayathu Thampuran. Nivaatha Kavacha Kaalakeya Vadham. 1973.
MLA Edition CitationKottayathu Thampuran. Nivaatha Kavacha Kaalakeya Vadham. 1973.
Warning: These citations may not always be 100% accurate.