@book { , title = {Foundations of cognitive grammar}, series = {Cognitive linguistics research 19}, year = {2001}, note = {Contents: I. Theory and language acquisition -- II. Language pedagogy}, publisher = {Mouton de Gruyter}, address = {Berlin ; New York}, keywords = {Cognitive Linguistics}, ISBN = {3110172216; 3110172224}, author = {Pütz, Martin and Niemeier, Susanne and Dirven, René} }