പി കെ നാരായണപിളള & P K Narayana Pillai. (1949). പദ്യരത്നം. Government Press.
Citação norma Chicagoപി കെ നാരായണപിളള and P K Narayana Pillai. പദ്യരത്നം. Thivandrum: Government Press, 1949.
Citação norma MLAപി കെ നാരായണപിളള and P K Narayana Pillai. പദ്യരത്നം. Government Press, 1949.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.