Essmann, H., & Pettenella, D. (2001). Forestry in Ukraine at the crossroads: Analyses and ideas for a Sustainable Development.
Chicago-čujuhus (17. p.)Essmann, Hans-Friedrich, juo Davide Pettenella. Forestry in Ukraine at the Crossroads: Analyses and Ideas for a Sustainable Development. 2001.
MLA-čujuhus (9. p.)Essmann, Hans-Friedrich, juo Davide Pettenella. Forestry in Ukraine at the Crossroads: Analyses and Ideas for a Sustainable Development. 2001.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.