@inproceedings{inproceedings54497f1a,
title   = {Drury and wittgenstein: practical difficulties and phyilosophical perplexities},
author = {Abreu e Silva Neto, Norberto},
year = {1997},
publisher = {Austrian Ludwig Wittgensteim Society},
booktitle   = {International Wittgenstein Symposium}
}