Alava, M. N. R., Dolar, M. L. L., Sabater, E. R., Aquino, M. T. R., & Santos, M. D. (2012). Red list status of marine mammals in the Philippines. Bureau of fisheries and Aquatic Resource. National Fisheries Research and Development Institute Department of Agriculture.
Cita Chicago (17th ed.)Alava, Moonyeen Nida R., Ma. Louella L. Dolar, Edna R. Sabater, Ma. Theresa R. Aquino, i Mudjekeewis D. Santos. Red List Status of Marine Mammals in the Philippines. Taguig City: Bureau of fisheries and Aquatic Resource. National Fisheries Research and Development Institute Department of Agriculture, 2012.
Cita MLA (9th ed.)Alava, Moonyeen Nida R., et al. Red List Status of Marine Mammals in the Philippines. Bureau of fisheries and Aquatic Resource. National Fisheries Research and Development Institute Department of Agriculture, 2012.