APA (7th ed.) Citation

Heye, J. B. (1975). A sociolinguistic investigation of multilingualism in the Canton of Ticino, Switzerland. Mouton.

Chicago Style (17th ed.) Citation

Heye, Jürgen B. A Sociolinguistic Investigation of Multilingualism in the Canton of Ticino, Switzerland. The Hague [u.a.]: Mouton, 1975.

MLA (9th ed.) Citation

Heye, Jürgen B. A Sociolinguistic Investigation of Multilingualism in the Canton of Ticino, Switzerland. Mouton, 1975.