Abeynayake, K. (1992). An environmental profile of the Kalutara District. Central Environmental Authority : Ministry of Environment & Parliamentary Affairs.
Citação do estilo Chicago (17ª ed.)Abeynayake, K. An Environmental Profile of the Kalutara District. Colombo, Sri Lanka: Central Environmental Authority : Ministry of Environment & Parliamentary Affairs, 1992.
Citação MLA (8ª ed.)Abeynayake, K. An Environmental Profile of the Kalutara District. Central Environmental Authority : Ministry of Environment & Parliamentary Affairs, 1992.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.