Cita APA (7th ed.)

Collins, M. (1984). Urban ecology: A teacher's resource book. Cambridge University Press.

Cita Chicago (17th ed.)

Collins, Martin. Urban Ecology: A Teacher's Resource Book. Cambridge: Cambridge University Press, 1984.

Cita MLA (9th ed.)

Collins, Martin. Urban Ecology: A Teacher's Resource Book. Cambridge University Press, 1984.