APA aipamena

Sethumadhavan Koyithatta. (2017). Koopasasthra prakashika. DC.

Chicago Style aipamena

Sethumadhavan Koyithatta. Koopasasthra Prakashika. Kottayam: DC, 2017.

MLA aipamena

Sethumadhavan Koyithatta. Koopasasthra Prakashika. DC, 2017.