De Padua, L. S., Lugod, G. C., & Pancho, J. V. (1983). Handbook on Philippine medicinal plants. Documentation and Information Section, Office of the Director of Research, University of the Philippines.

De Padua, Ludivina S., Gregorio C. Lugod, and Juan V. Pancho. Handbook on Philippine Medicinal Plants. Los Baños: Documentation and Information Section, Office of the Director of Research, University of the Philippines, 1983.

De Padua, Ludivina S., et al. Handbook on Philippine Medicinal Plants. Documentation and Information Section, Office of the Director of Research, University of the Philippines, 1983.