Oommem, M. A. (1972). Bhuparishkaranangalum samuhya sampathika parivartanavum Keralathil. State Institute of Languages.
Chicago Edition CitationOommem, M. A. Bhuparishkaranangalum Samuhya Sampathika Parivartanavum Keralathil. Trivandrum: State Institute of Languages, 1972.
MLA Edition CitationOommem, M. A. Bhuparishkaranangalum Samuhya Sampathika Parivartanavum Keralathil. State Institute of Languages, 1972.
Warning: These citations may not always be 100% accurate.