ISSN: 0043-6887
:Valid ISSN 0138-1504
:Valid ISSN 0438-4385
Googlehttps://www.google.com/search?q=ISSN+%220043-6887%22
Binghttps://www.bing.com/search?q=ISSN+%220043-6887%22
Yahoohttps://search.yahoo.com/search?p=ISSN%20%220043-6887%22
downloads requested
Labelled view
MARC21 view
UNIMARC view