See also:
↑ 630agriculture in general → 338.1 343.076 580 ≈ S.SPEC.21.AE
630
338.1 343.076 580 ≈ S.SPEC.21.AE
S.SPEC.21.AE
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