Cita APA (7a ed.)

Essmann, H., & Pettenella, D. (2001). Forestry in Ukraine at the crossroads: Analyses and ideas for a Sustainable Development.

Cita Chicago Style (17a ed.)

Essmann, Hans-Friedrich, y Davide Pettenella. Forestry in Ukraine at the Crossroads: Analyses and Ideas for a Sustainable Development. 2001.

Cita MLA (9a ed.)

Essmann, Hans-Friedrich, y Davide Pettenella. Forestry in Ukraine at the Crossroads: Analyses and Ideas for a Sustainable Development. 2001.