Παραπομπή APA

Gopala Krishnan, N. (2001). Nammal Vazhum Kalam. D C Books.

Παραπομπή Chicago Style

Gopala Krishnan, N. Nammal Vazhum Kalam. Kottayam: D C Books, 2001.

Παραπομπή MLA

Gopala Krishnan, N. Nammal Vazhum Kalam. D C Books, 2001.