Maddy, Penelope
The logical must : Wittgenstein on logic / Penelope Maddy. — New York : Oxford University Press, 2014. — 135 s. — ISBN:978-0-19-939175-2
Maddy, Penelope
The logical must : Wittgenstein on logic / Penelope Maddy. — New York : Oxford University Press, 2014. — 135 s. — ISBN:978-0-19-939175-2