APA (7th ed.) Zitazioa
Tassel, S. (2009). The conservation program handbook: A guide for local government land acquisition. Island Press.
Chicago Style (17th ed.) Zitazioa
Tassel, Sandra. The Conservation Program Handbook: A Guide for Local Government Land Acquisition. Washington: Island Press, 2009.
MLA (9th ed.) Zitazioa
Tassel, Sandra. The Conservation Program Handbook: A Guide for Local Government Land Acquisition. Island Press, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.