Essmann, H., & Pettenella, D. (2001). Forestry in Ukraine at the crossroads: Analyses and ideas for a Sustainable Development.
Цитирование в стиле Чикаго (17-е изд.)Essmann, Hans-Friedrich, и Davide Pettenella. Forestry in Ukraine at the Crossroads: Analyses and Ideas for a Sustainable Development. 2001.
Цитирование MLA (9-е изд.)Essmann, Hans-Friedrich, и Davide Pettenella. Forestry in Ukraine at the Crossroads: Analyses and Ideas for a Sustainable Development. 2001.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.