Classification
262 - Ecclesiology
1
271 - Religious orders in church history
1
306 - Culture & institutions
1
333 - Economics of land & energy
1
384 - Communications; telecommunication
1
496 - African languages
1
511 - General principles of mathematics
1
571 - Physiology & related subjects
1
577 - Ecology
1
853 - Italian fiction
1
938 - Greece to 323
1