Gopinathan, R creator ഗോപിനാഥൻ , ആർ creator text Thiruvananthapuram The State Institute of Languages 2013 1st ed. monographic Mal aya lam 527p. : by R Gopinathan. കേരളപഠനം by R Gopinathan 954.83 GOP.K 9788120047686 20251106114745.0