Citation:
Vallejo B, Ting T, Kristine S, Ramilla J, Obanan S. Observations on the natural history and external anatomy of Invasive Pterygoplicthys Gill 1858 in the Marikina River, Philippines with notes on possible biological control. Quezon City: Office of the Vice-Chancellor for Research and Development, University of the Philippines; 2010 pp. 24.