Menon, K. P. R. (1993). Krishiyum gramavikasanavum. State Institute of Languages.
Chicago Edition CitationMenon, K. P. R. Krishiyum Gramavikasanavum. Thiruvananthapuram: State Institute of Languages, 1993.
MLA Edition CitationMenon, K. P. R. Krishiyum Gramavikasanavum. State Institute of Languages, 1993.
Warning: These citations may not always be 100% accurate.