Gopalakrishnan, P. K. (1982). Poshakathottam. Kerala Agricultural University.
Chicago Edition CitationGopalakrishnan, P K. Poshakathottam. Thrissur: Kerala Agricultural University, 1982.
MLA Edition CitationGopalakrishnan, P K. Poshakathottam. Kerala Agricultural University, 1982.
Warning: These citations may not always be 100% accurate.