APA (7th ed.) Zitazioa
Kowarik, I., & Krner, S. (2005). Wild Urban Woodlands: New Perspectives for Urban Forestry. Springer Berlin Heidelberg. https://doi.org/10.1007/b138211
Chicago Style (17th ed.) Zitazioa
Kowarik, Ingo, eta Stefan Krner. Wild Urban Woodlands: New Perspectives for Urban Forestry. Berlin, Heidelberg: Springer Berlin Heidelberg, 2005. https://doi.org/10.1007/b138211.
MLA (9th ed.) Zitazioa
Kowarik, Ingo, eta Stefan Krner. Wild Urban Woodlands: New Perspectives for Urban Forestry. Springer Berlin Heidelberg, 2005. https://doi.org/10.1007/b138211.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.