Essmann, H., & Pettenella, D. D. (2001). Forestry in Ukraine at the crossroads: Analyses and ideas for a Sustainable Development. Afisha.
Čikaški stil citiranja (17. izdanje)Essmann, H.-F, i D. Davide Pettenella. Forestry in Ukraine at the Crossroads: Analyses and Ideas for a Sustainable Development. Lviv: Afisha, 2001.
MLA način citiranja (9. izdanje)Essmann, H.-F, i D. Davide Pettenella. Forestry in Ukraine at the Crossroads: Analyses and Ideas for a Sustainable Development. Afisha, 2001.
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