Cita APA

Balagopal T S & Vijayan C.V. (1973). Kettita varappu. State instuitute of laguages.

Citación estilo Chicago

Balagopal T S y Vijayan C.V. Kettita Varappu. Trivandrum: State instuitute of laguages, 1973.

Cita MLA

Balagopal T S y Vijayan C.V. Kettita Varappu. State instuitute of laguages, 1973.