Wittgenstein

MLA

Fogelin, Robert J. Wittgenstein. 2nd ed. London ; New York : Routledge, [1999]

APA

Fogelin, R. (1999). Wittgenstein. 2nd ed. London ; New York : Routledge.

Chicago

Fogelin, Robert J. Wittgenstein. 2nd ed. London ; New York : Routledge, [1999]