Cita APA (7a ed.)

(1982). Urban ecology: the second European ecological: Symposium, Berlin, 8-12 September, 1980. Blackwell.

Cita Chicago Style (17a ed.)

Urban Ecology: The Second European Ecological: Symposium, Berlin, 8-12 September, 1980. Oxford: Blackwell, 1982.

Cita MLA (9a ed.)

Urban Ecology: The Second European Ecological: Symposium, Berlin, 8-12 September, 1980. Blackwell, 1982.