Παραπομπή APA

Gopala Pillai, A. S. Siddha Vidya Mukthavali. Siddha Vidya chudamani.

Παραπομπή Chicago Style

Gopala Pillai, Anokkalyil S. Siddha Vidya Mukthavali. Siddha Vidya chudamani.

Παραπομπή MLA

Gopala Pillai, Anokkalyil S. Siddha Vidya Mukthavali. Siddha Vidya chudamani.