APA (7th ed.) Citation

Langacker, R. W. (1999). Foundations of cognitive grammar / Ronald W. Langacker. Stanford University Press..

Chicago Style (17th ed.) Citation

Langacker, Ronald W. Foundations of Cognitive Grammar / Ronald W. Langacker. Stanford, Calif.: Stanford University Press., 1999.

MLA (9th ed.) Citation

Langacker, Ronald W. Foundations of Cognitive Grammar / Ronald W. Langacker. Stanford University Press., 1999.

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