Tratado Lógico-Filosófico ✽ Investigações Filosóficas
| Publisher | Fundação Calouste Gulbenkian |
| Translated by | M. S. Lourenço |
| Introduction by | Tiago de Oliveira |
| Copyright Holder | Routledge & Kegan Paul Ltd, Blackwell Publishing |
| Cover/Jacket Design by | Sebastião Rodrigues |
| Series | Textos Clássicos (2) |
| Printed by | G. C. - Gráfica de Coimbra, Lda |
| Format | Hardback |
| Language | Portuguese |
| Location | Portugal |
| This Edition Published | 2011 |
| Pages / Font | 611 pages |
| ISBN | 978-972-31-0383-0 |
| DL (Portuguese) | 333425/11 |
| Barcode | 9789723103830 |
| Edition No. | 5.ª |
Added by Xavier.Rafael