Essmann, H., & Pettenella, D. (2001). Forestry in Ukraine at the crossroads: Analyses and ideas for a Sustainable Development.
Cita Chicago (17th ed.)Essmann, Hans-Friedrich, i Davide Pettenella. Forestry in Ukraine at the Crossroads: Analyses and Ideas for a Sustainable Development. 2001.
Cita MLA (9th ed.)Essmann, Hans-Friedrich, i Davide Pettenella. Forestry in Ukraine at the Crossroads: Analyses and Ideas for a Sustainable Development. 2001.
Atenció: Aquestes cites poden no estar 100% correctes.