Παραπομπή APA

Karim, N. (1979). Sahakarana Niyamannal. State Institute of languages.

Παραπομπή Chicago Style

Karim, N.A. Sahakarana Niyamannal. Trivandrum: State Institute of languages, 1979.

Παραπομπή MLA

Karim, N.A. Sahakarana Niyamannal. State Institute of languages, 1979.