APA

,, . (1988). Manorama year book 1988. Kottayam: Malayala Manorama.

Chicago

,, . 1988. Manorama year book 1988. Kottayam: Malayala Manorama.

Harvard

,, . (1988). Manorama year book 1988. Kottayam: Malayala Manorama.

MLA

,, . Manorama year book 1988. Kottayam: Malayala Manorama. 1988.