Não informado. (1991). Process and Chemical Engineering. Royal Society of Chemistry.
Chicago-referens (17:e uppl.)Não informado. Process and Chemical Engineering. Cambridge, Inglaterra: Royal Society of Chemistry, 1991.
MLA-referens (8:e uppl.)Não informado. Process and Chemical Engineering. Royal Society of Chemistry, 1991.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.