Cita APA (7a ed.)

Ugalde A, L., & Gregersen, H. (1987). Incentives for tree growing in relation to deforestation and the fuelwood crisis in Central America. CATIE, Turrialba (Costa Rica). Dept. de Recursos Naturales Renovables.

Cita Chicago Style (17a ed.)

Ugalde A, L.A., y H.M Gregersen. Incentives for Tree Growing in Relation to Deforestation and the Fuelwood Crisis in Central America. CATIE, Turrialba (Costa Rica). Dept. de Recursos Naturales Renovables, 1987.

Cita MLA (8a ed.)

Ugalde A, L.A., y H.M Gregersen. Incentives for Tree Growing in Relation to Deforestation and the Fuelwood Crisis in Central America. CATIE, Turrialba (Costa Rica). Dept. de Recursos Naturales Renovables, 1987.

Cita IICA/CATIE

Ugalde A, L., ; Gregersen, H. 1987. Incentives for tree growing in relation to deforestation and the fuelwood crisis in Central America. CATIE, Turrialba (Costa Rica). Dept. de Recursos Naturales Renovables.