Παραπομπή APA

Mariyamma Tharakan. (2003). Karshika vijnanam. State institute of languages.

Παραπομπή Chicago Style

Mariyamma Tharakan. Karshika Vijnanam. Thiruvanathapuram: State institute of languages, 2003.

Παραπομπή MLA

Mariyamma Tharakan. Karshika Vijnanam. State institute of languages, 2003.