APA aipamena

Sunny, P. J. (2017). Kalam kaalam (3rd ed.). Poorna.

Chicago Style aipamena

Sunny, P J. Kalam Kaalam. 3rd ed. KOzhikode: Poorna, 2017.

MLA aipamena

Sunny, P J. Kalam Kaalam. 3rd ed. Poorna, 2017.