Subject
- Animal rights1
- Animal welfare1
- Animals1
- Animals and civilization2
- Application software1
- Artificial intelligence1
- Astronautics1
- Astronautics and civilization1
- Children and animals1
- Cities and towns1
- Civilization3
- Civilization Western1
- Civilization, Modern4
- Civilization, Oriental, in literature1
- Civilization, Western3
- Club of Budapest1
- Cold War1
- Comparative civilization1
- Comparative literature1
- Computers and civilization5