ISSN: 0009-4439
:Valid ISSN 0305-0300
:Valid ISSN 0305-7410
Googlehttps://www.google.com/search?q=ISSN+%220009-4439%22
Binghttps://www.bing.com/search?q=ISSN+%220009-4439%22
Yahoohttps://search.yahoo.com/search?p=ISSN%20%220009-4439%22
downloads requested
Labelled view
MARC21 view
UNIMARC view