APA (7th ed.) Citation

Vikal, K. G. (2013). Muppathu naatkalil tamil karka = Learn tamil in thirty days (Tamil). Diamond Books.

Chicago Style (17th ed.) Citation

Vikal, Krishna Gopal. Muppathu Naatkalil Tamil Karka = Learn Tamil in Thirty Days (Tamil). Chennai: Diamond Books, 2013.

MLA (9th ed.) Citation

Vikal, Krishna Gopal. Muppathu Naatkalil Tamil Karka = Learn Tamil in Thirty Days (Tamil). Diamond Books, 2013.