Παραπομπή APA

Narayana Aiyer, K., & And Kolammal , M. (1963). Pharmacognosy of Ayurvedic drugs kerala.

Παραπομπή Chicago Style

Narayana Aiyer, K., και M0 And Kolammal. Pharmacognosy of Ayurvedic Drugs Kerala. 1963.

Παραπομπή MLA

Narayana Aiyer, K., και M0 And Kolammal. Pharmacognosy of Ayurvedic Drugs Kerala. 1963.