дэлгэрэнгүйг
http://catalog.must.edu.mn/cgi-bin/koha/opac-detail.pl?biblionumber=112889&query_desc=kw%2Cwrdl%3A%20%D1%83%D0%BB%D0%B0%D0%B0%D0%BD%20%D0%B4%D0%B0%D0%B0%D1%88