Usha Menon. (2011). Ramavarma Appanthampuran. The State Institute of Languages.
Chicago Edition CitationUsha Menon. Ramavarma Appanthampuran. Thiruvananthapuram: The State Institute of Languages, 2011.
Cita MLAUsha Menon. Ramavarma Appanthampuran. The State Institute of Languages, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.