University of the Philippines. Program on Environmental Science and Management. (1983). The Effect of biological contour strips composed of ipil-ipil (Leucaena Leucocephala) and kakawate (Gliricidia sepium) on the productivity and rate of erosion of a rice based kaingin system in Mt. Makiling, Puting Lupa. Program on Environmental Science and Management, University of the Philippines.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUniversity of the Philippines. Program on Environmental Science and Management. The Effect of Biological Contour Strips Composed of Ipil-ipil (Leucaena Leucocephala) and Kakawate (Gliricidia Sepium) on the Productivity and Rate of Erosion of a Rice Based Kaingin System in Mt. Makiling, Puting Lupa. Los Baños, Laguna: Program on Environmental Science and Management, University of the Philippines, 1983.
एमएलए (9वां संस्करण) प्रशस्ति पत्रUniversity of the Philippines. Program on Environmental Science and Management. The Effect of Biological Contour Strips Composed of Ipil-ipil (Leucaena Leucocephala) and Kakawate (Gliricidia Sepium) on the Productivity and Rate of Erosion of a Rice Based Kaingin System in Mt. Makiling, Puting Lupa. Program on Environmental Science and Management, University of the Philippines, 1983.