- Author: Zbigniew Cywiński
- Language: Polish
- Year: 1999
- Author: Robert Rosset Hanna Kołodziejczyk
- Language: Polish
- Year: 2001
- Author: Daniel P. McLaughlin David White Jonathan A. Stamford
- Language: Polish
- Year: 2008
- Author: John Rawls
- Language: Polish
- Year: 2009
Statystyka
pdf
- Author: Mieczysław Sobczyk
- Language: Polish
- Year: 2001
- Author: Philip G. Zimbardo
- Language: Polish
- Year: 2001
Analiza wrażeń
djvu
- Author: Ernst Mach
- Language: Polish
- Year: 2009
- Author: Józef Kalisz Michalina Massalska Jerzy Michał Massalski
- Language: Polish
- Year: 1975
- Author: A.W. Adamson
- Language: Polish
- Year: 1963
- Author: Alberts Bruce i inni
- Language: Polish
- Year: 1999