Balangue, T.O. 1979. An Attempt to Operationalize the Concept of Integrated-Use of Forest Land Management in Mt. Makiling. UP Los BaSos (MS Thesis), College, Laguna.
Briones, N. 1986. Estimating Erosion Costs: A Philippine Case Study in the Lower Agno River Watershed. In K. William Easter, John Dixon and Maynard Hufschmidt, eds. Watershed Resources Management: An Integrated Framework with Studies from Asia and the Pacific. Singapore: Institute of South East Asian Studies.
Brown, G. Jr. and W. Henry. 1989. The EconomicValue of Elephants.London EnvironmentalEconomicsCentre. DiscussionPaper8-12. 1989.
Calderon, M. 1990. An Assessment of the Value of the Forest Recreation Areas Through the Transportation Model. Unpublished MS Thesis. UP Los BaSos.
Cruz, W., H.A. FranciscoandZ. Convvay.1988. The On-Site and Downstream Costof Soil Erosioninthe Magat and PantabanganWatershed. Discussion Paper88-04. College of Economicsand Management, Universityof the Philippinesat Los BaSos.College,Laguna.
Dixon, J. and R. Carpenter, et. al. 1986. Economic Analysis of Environmental Impacts of Development Projects: Environment and Policy institute. ADB. East-West Center, Hawaii, USA. and M. Hufschmidt (eds.). 1986. Economic Valuation Techniques for the Environment: A Case Study Workbook. The John Hopkins University Press. Baltimore and London.
Espiritu, N.O and D.J. Quimbo, 1996. A Methodological and Empirical Study of Valuing Environmental Quality: The Case of the Makiling Forest Reserve. Progress Report. Forestry Development Center. UPLB-CF.
Francisco, H A. 1986. Economics of Soil Erosion and Conservation: The Case of the Magat Watershed. Unpublished Ph.D. Dissertation. University of the Philippines at Los BaSos, College, Laguna.
Grandstaff, S. and J.A. Dixon. 1986. Evaluation of Lumpinee Park in Bangkok, Thailand. In J.A. Dixon and M,N. Hufschmidt (eds.) Economic Valuation Techniques for the Environment: A Case Study Workbook. Johns Hopkins University Press. Baltimore.
Hodgson, G. and J. Dixon. 1988. Logging Versus Fisheries and Tourism in Palawan. Occasional Paper 7. Honolulu, Hawaii: East-West Environment and Policy Institute.
Hufschmidt, K.D. Jones, A. Meister, B. Bower, and J. Dixon. 1983. Environment,NaturalSystems and Development: An EconomicValuation Guid_ The John Hopkins University Press,Baltimore and London.
Jimenez, E. 1983. The Magnitude and Determinants of Home Improvement in Self-Help Housing: Manila's Tondo Project: Land Economics. Vol. 59, No. 1, pp, 70=83.
Kramer, R.A.; N. Sharma and M. Munasinghe. 1995. Valuing Tropical Forests: Methodology and Case Study of Madagascar. World Bank Environment Paper No.13. The World Bank, Washington, D.C.
Natural Water Resources Council. 1976. Water Resources of the Philippines,
Pearce, D., A. Markandya, E. Barbier. 1989. Blueprint for a Given Economy. The London Environmental Economics Center. Earthscan Publications. Limited. London.