Gopalakrishnan Nair M., . (1971). Karshikakeedavinjanam. : State Institute of Language.
Gopalakrishnan Nair M.R, . 1971. Karshikakeedavinjanam. : State Institute of Language.
Gopalakrishnan Nair M.R, . Karshikakeedavinjanam. : State Institute of Language. 1971.