Kelas utama
2X
Divisi
Seksi
- 030General encyclopedic works24
- 031Encyclopedias in American English
- 032Encyclopedias in English30
- 033In other Germanic languages
- 034Encyclopedias in French, Occitan & Catalan Encyclopedias Italian,Romanian & related languages
- 035Encyclopedias in Spanish & Portuguese
- 036Encyclopedias in Slavic languages
- 037Encyclopedias in Scandinavian languages
- 038Encyclopedias in other languages
- 039[Unassigned]