APA (7th ed.) Citation

Gutkind, E. A. (1967). Urban development in southern Europe: Spain and Portugal. Free Press [u.a.].

Chicago Style (17th ed.) Citation

Gutkind, Erwin Anton. Urban Development in Southern Europe: Spain and Portugal. New York: Free Press [u.a.], 1967.

MLA (9th ed.) Citation

Gutkind, Erwin Anton. Urban Development in Southern Europe: Spain and Portugal. Free Press [u.a.], 1967.