APA aipamena

Saraswathi Amma, K. M. . .. (1967). Na ratna (1.). Saraswathi Prakshan.

Chicago Style aipamena

Saraswathi Amma, K M. Na Ratna. 1. Tiruvalla: Saraswathi Prakshan, 1967.

MLA aipamena

Saraswathi Amma, K M. Na Ratna. 1. Saraswathi Prakshan, 1967.