European Center for Research and Education in the Glass Arts. Euro Dico Verrier , glass dictionary.
Chicago-referens (17:e uppl.)European Center for Research and Education in the Glass Arts. Euro Dico Verrier , Glass Dictionary.
MLA-referens (9:e uppl.)European Center for Research and Education in the Glass Arts. Euro Dico Verrier , Glass Dictionary.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.