- Author: Karl R. Popper Konrad Lorenz
- Language: German
- Year: 1988
- Author: Charles Darwin, Konrad Lorenz
- Language: English
- Year: 1965
Ember és kutya
mobi
- Author: Konrad Lorenz
- Language: Hungarian
- Year: 1981
- Author: Konrad Lorenz
- Language: Hungarian
- Year: 2001
A tükör hátoldala
mobi
- Author: Konrad Lorenz
- Language: Hungarian
- Author: Konrad Lorenz
- Language: Hungarian
- Year: 1976
Az agresszió
doc
- Author: Konrad Lorenz
- Language: Hungarian
- Year: 2000
- Author: Konrad Lorenz
- Language: Italian
- Year: 1977
- Author: Konrad Lorenz
- Language: Hungarian
- Year: 1991
Az agresszió
pdf
- Author: Konrad Lorenz
- Language: Hungarian
- Year: 2000