APA (7th ed.) Citation

Langedoen, D. T. (1984). The Vastness of natural languages. Blackwell.

Chicago Style (17th ed.) Citation

Langedoen, D. Terence. The Vastness of Natural Languages. Oxford: Blackwell, 1984.

MLA (9th ed.) Citation

Langedoen, D. Terence. The Vastness of Natural Languages. Blackwell, 1984.