Alcala, A. (2007). Guimaras mangroves a year after the oil spill. Malaya.
Cita Chicago (17th ed.)Alcala, Angel. "Guimaras Mangroves a Year After the Oil Spill." Malaya 2007.
Cita MLA (9th ed.)Alcala, Angel. "Guimaras Mangroves a Year After the Oil Spill." Malaya, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.