Thampuran, R. S. (1999). Vadakkunnatha kshethram: Puravruthavum itheehyangalum. International Centre for Kerala Studies.
Chicago Style citaatThampuran, Ravivarma Sanalkum. Vadakkunnatha Kshethram: Puravruthavum Itheehyangalum. Kariavattom: International Centre for Kerala Studies, 1999.
MLA citatieThampuran, Ravivarma Sanalkum. Vadakkunnatha Kshethram: Puravruthavum Itheehyangalum. International Centre for Kerala Studies, 1999.
Let op: Deze citaties zijn niet altijd 100% accuraat.