India. Office of the Registrar General. (1977). Census of India 1971 Series 9 Kerala. Director of Census Operations.
シカゴスタイル引用形India. Office of the Registrar General. Census of India 1971 Series 9 Kerala. Kerala: Director of Census Operations, 1977.
MLA引用形式India. Office of the Registrar General. Census of India 1971 Series 9 Kerala. Director of Census Operations, 1977.
警告: この引用は必ずしも正確ではありません.