Ravivarmma. N.A. (1971). Pracheena kerala lipikal. Kerala Sahithya Academy.
Citación estilo ChicagoRavivarmma. N.A. Pracheena Kerala Lipikal. Kerala sahithya academi: Kerala Sahithya Academy, 1971.
Cita MLARavivarmma. N.A. Pracheena Kerala Lipikal. Kerala Sahithya Academy, 1971.
Warning: These citations may not always be 100% accurate.