APA
Subrahmanyam P., .Dravidian Comparative Grammar-III: Morphosyntax of the Verb. சென்னை: Central Institute of Classical Tamil.
Chicago
Subrahmanyam P.S, .Dravidian Comparative Grammar-III: Morphosyntax of the Verb. சென்னை: Central Institute of Classical Tamil.
Harvard
Subrahmanyam P., .Dravidian Comparative Grammar-III: Morphosyntax of the Verb. சென்னை: Central Institute of Classical Tamil.
MLA
Subrahmanyam P.S, .சென்னை: Central Institute of Classical Tamil. .