പി നാരായണക്കുറുപ്പു് & P Narayana Kurup. (1982). ഹംസധ്വനി (1st.). National Book Stall.
Citação norma Chicagoപി നാരായണക്കുറുപ്പു് and P Narayana Kurup. ഹംസധ്വനി. 1st. Kottayam: National Book Stall, 1982.
Citação norma MLAപി നാരായണക്കുറുപ്പു് and P Narayana Kurup. ഹംസധ്വനി. 1st. National Book Stall, 1982.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.