Abeynayake, K. (1992). An environmental profile of the Kalutara District. Central Environmental Authority : Ministry of Environment & Parliamentary Affairs.
Chicagoスタイル(17版)引用形式Abeynayake, K. An Environmental Profile of the Kalutara District. Colombo, Sri Lanka: Central Environmental Authority : Ministry of Environment & Parliamentary Affairs, 1992.
MLA(8版)引用形式Abeynayake, K. An Environmental Profile of the Kalutara District. Central Environmental Authority : Ministry of Environment & Parliamentary Affairs, 1992.
警告: この引用は必ずしも正確ではありません.