7 Langacker, Ronald W. 1987 Cognitive versus generative linguistics: How commitments influence results Stanford, Calif. Stanford University Press 2v. 0804712611 (v. 1 alk. pa 1207948 P165 .L36 1987415 Cognitive Linguistics 84051300Ronald W. Langacker.Bibliography: v. 1, p. 495-504.Includes index.v. 1. Theoretical prerequisites -- v. 2. Descriptive application.