APA (7th ed.) Citation

Haugen, E. I., & Winter, W. (1972). Linguistics in Western Europe. Mouton.

Chicago Style (17th ed.) Citation

Haugen, Einar Ingvald, and Werner Winter. Linguistics in Western Europe. The Hague [etc.]: Mouton, 1972.

MLA (9th ed.) Citation

Haugen, Einar Ingvald, and Werner Winter. Linguistics in Western Europe. Mouton, 1972.