H. M. Gregersen
Hydrology and the management of watersheds
Economic assessment of forestry project impacts
Forest-based development in Latin America
Integrated watershed management
People and trees : the role of social forestry in sustainable development
Priorities for forestry and agroforestry policy research
U.S. investment in the forest-based sector in Latin America
Assessing forestry project impacts
Economic analysis of forestry projects
Economics of public forestry incentive programs
Guidelines for economic appraisal of watershed management projects
Impacts of forest utilization research