Government of Kerala. (1997). Kerala secretariat office manual. Government of Kerala.
シカゴスタイル引用形Government of Kerala. Kerala Secretariat Office Manual. Thiruvananthapuram: Government of Kerala, 1997.
MLA引用形式Government of Kerala. Kerala Secretariat Office Manual. Government of Kerala, 1997.
警告: この引用は必ずしも正確ではありません.