Dreyer, Carismavan der Walt, Johann L.2017-06-302017-06-301995Studia Anglica Posnaniensia, vol. 29 (1995), pp. 91-1030081-6272http://hdl.handle.net/10593/18079enginfo:eu-repo/semantics/openAccessThe significance of learner variables as predictors of ESL proficiencyArtykuł