APA (7th ed.) Citation

Dolci, D., & Hülsen, H. v. (1961). Umfrage in Palermo.

Chicago Style (17th ed.) Citation

Dolci, Danilo, and Hans von Hülsen. Umfrage in Palermo. Berlin, 1961.

MLA (8th ed.) Citation

Dolci, Danilo, and Hans von Hülsen. Umfrage in Palermo. 1961.

Warning: These citations may not always be 100% accurate.