910.02
551.41 ≈ 12B
12B
See also:
↑ 551.41 geomorphology → 910.02 ≈ `12A GE4 ↑ 12B physical geography ≈ 910.02
551.41
910.02 ≈ `12A GE4
`12A
GE4
SciGator: explore University of Pavia libraries... — <http://scigator.unipv.it/indexe.php> : 2017.02.14 - 2024.11.12 - « <http://www-dimat.unipv.it/biblio/dewey.php> : 2015.06.18 - 2017