Ravisankar S Nair. (2007). Paddypadhathi siddantham. Kerala Bhasha Institute.
Chicago Edition CitationRavisankar S Nair. Paddypadhathi Siddantham. Thiruvananthapuram: Kerala Bhasha Institute, 2007.
MLA Edition CitationRavisankar S Nair. Paddypadhathi Siddantham. Kerala Bhasha Institute, 2007.
Warning: These citations may not always be 100% accurate.