Παραπομπή APA

Raghavarmma Thamburan ,Panthalam. (1105). Retna Prabha. V. P. Press.

Παραπομπή Chicago Style

Raghavarmma Thamburan ,Panthalam. Retna Prabha. Kollam: V. P. Press, 1105.

Παραπομπή MLA

Raghavarmma Thamburan ,Panthalam. Retna Prabha. V. P. Press, 1105.