Hardwick, Charles S. Language learning in Wittgenstein's later philosophy / by Charles S. Hardwick. - The Hague : Mouton, 1971. - 152 p. ; 23 cm. - Janua linguarum. series minor ; no. 104 . - Janua linguarum. series minor ; no. 104 . Bibliography : p. 147-150. Subjects--Personal Names: Wittgenstein, Ludwig, 1889 - 1951. Subjects--Topical Terms: Languages--Philosophy.Psycholinguistics.Children--Language.