дэлгэрэнгүйг:
http://catalog.must.edu.mn/cgi-bin/koha/opac-detail.pl?biblionumber=55051&query_desc=kw%2Cwrdl%3A%20%D2%AF%D0%BD%D1%81%D1%8D%D0%BD%20%D1%85%D0%BE%D1%82