Citazione APA

Guptannayar, S. (1970). Kranthadarsikal (2nd rev. ed.). The author; sold by National Book Stall.

Stile di citazione Chicago

Guptannayar, S. Kranthadarsikal. 2nd rev. ed. Kottayam: The author; sold by National Book Stall, 1970.

Citazione MLA

Guptannayar, S. Kranthadarsikal. 2nd rev. ed. The author; sold by National Book Stall, 1970.