Cita APA (7a ed.)
Langacker, R. W. (1987). Foundations of cognitive grammar. Stanford University Press.
Cita Chicago Style (17a ed.)
Langacker, Ronald W. Foundations of Cognitive Grammar. Stanford, California: Stanford University Press, 1987.
Cita MLA (9a ed.)
Langacker, Ronald W. Foundations of Cognitive Grammar. Stanford University Press, 1987.
警告：這些引文格式不一定是100％准確.