Παραπομπή APA

Pilla ,A.K. (1982). Congressum Keralavum. Charithram Publications, Thiruvananthapuram.

Παραπομπή Chicago Style

Pilla ,A.K. Congressum Keralavum. Charithram Publications, Thiruvananthapuram: Charithram Publications, Thiruvananthapuram, 1982.

Παραπομπή MLA

Pilla ,A.K. Congressum Keralavum. Charithram Publications, Thiruvananthapuram, 1982.