APA aipamena

Ravivarmma. N.A. (1971). Pracheena kerala lipikal. Kerala Sahithya Academy.

Chicago Style aipamena

Ravivarmma. N.A. Pracheena Kerala Lipikal. Kerala sahithya academi: Kerala Sahithya Academy, 1971.

MLA aipamena

Ravivarmma. N.A. Pracheena Kerala Lipikal. Kerala Sahithya Academy, 1971.