Sukumaran Nair Chembooru. (2006). Vallatholkkavitha padanam. Kerala Bhasha Institute.
Chicago Edition CitationSukumaran Nair Chembooru. Vallatholkkavitha Padanam. Thiruvananthapuram: Kerala Bhasha Institute, 2006.
MLA Edition CitationSukumaran Nair Chembooru. Vallatholkkavitha Padanam. Kerala Bhasha Institute, 2006.
Warning: These citations may not always be 100% accurate.