547.7
620.19 668.9
547.71
547.77
547.78
See also:
↑ 620.19 other materials, polymers → 547.7 668.9 ↑ 668.9 polymers → 547.7 620.19
620.19
547.7 668.9
668.9
547.7 620.19
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