APA način citiranja

Sudarsanan, D. (1991). C Madhavan Pilla, Sreekandeswaram Padmanabha Pilla, T Ramalingam Pilla, R Narayana Panickar, P A Warrier.

Čikaški stil citiranja

Sudarsanan, D. C Madhavan Pilla, Sreekandeswaram Padmanabha Pilla, T Ramalingam Pilla, R Narayana Panickar, P A Warrier. Kottayam, Kairali Childrens Book Trust, 1991.

MLA način citiranja

Sudarsanan, D. C Madhavan Pilla, Sreekandeswaram Padmanabha Pilla, T Ramalingam Pilla, R Narayana Panickar, P A Warrier. 1991.