Preliminary studies for the "Philosophical investigations" generally known as the Blue and Brown books
| Príomhchruthaitheoir: | |
|---|---|
| Formáid: | LEABHAR |
| Teanga: | English |
| Foilsithe / Cruthaithe: |
New York
Harper
[c1958], reprinted 1960.
|
| Eagrán: | [2nd ed.]. |
| Ábhair: |