Bilal, J. (1980). Marine oil pollution in Southeast Asia. Manila: South China sea fisheries development and coordinating programme.
Trích dẫn kiểu ChicagoBilal, J. Marine Oil Pollution in Southeast Asia. Manila: South China sea fisheries development and coordinating programme, 1980.
Trích dẫn MLABilal, J. Marine Oil Pollution in Southeast Asia. Manila: South China sea fisheries development and coordinating programme, 1980.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.