Kaldor, SusanWurm, S. A.Laycock, D. C.2021-12-012021-12-01858830051PL-C13.75http://hdl.handle.net/1885/253839application/pdf© 1970 Susan Kaldorhttp://creativecommons.org/licenses/by-sa/4.0Langue-Parole, Competence-Performance and Related Dichotomies from the Point of View of Sociolinguistics197010.15144/PL-C13.75 2021-12-01Attribution-ShareAlike 4.0 International (CC BY-SA 4.0)