Sumaṅgala, 1934- Nuṇakkul̲ikaḷ, cer̲ukathakaḷ. [Granthakartr̲i] Sumaṅgala. - Tr̥śivapērūr, Maṅgaḷōdayaṃ, 1967. - 127 p. 19 cm. Added t.p. in English. In Malayalam. ISBN: Rs2.00 LCCN: sa 68011463 LC Class. No.: PL4718.9.S88 / N8