APA (7th ed.) Citation

Enninger, W., & Haynes, L. M. (1984). Studies in language ecology. F. Steiner.

Chicago Style (17th ed.) Citation

Enninger, Werner, and Lilith M. Haynes. Studies in Language Ecology. Wiesbaden: F. Steiner, 1984.

MLA (9th ed.) Citation

Enninger, Werner, and Lilith M. Haynes. Studies in Language Ecology. F. Steiner, 1984.