Ramanmenon Puthezhathu. (1969). Charithravum Gaveshanavum. Guruvilasam.
Chicago Edition CitationRamanmenon Puthezhathu. Charithravum Gaveshanavum. Guruvilasam: Guruvilasam, 1969.
Cita MLARamanmenon Puthezhathu. Charithravum Gaveshanavum. Guruvilasam, 1969.
Atenció: Aquestes cites poden no estar 100% correctes.