APA (7th ed.) Citation

Kelcey, J. G., & Rheinwald, G. (2005). Birds in European cities. Ginster-Verl.

Chicago Style (17th ed.) Citation

Kelcey, John G., and Goetz Rheinwald. Birds in European Cities. St. Katharinen: Ginster-Verl, 2005.

MLA (9th ed.) Citation

Kelcey, John G., and Goetz Rheinwald. Birds in European Cities. Ginster-Verl, 2005.