дэлгэрэнгүйг:
http://catalog.must.edu.mn/cgi-bin/koha/opac-detail.pl?biblionumber=113385&query_desc=kw%2Cwrdl%3A%20%D0%B3%D0%B5%D0%BE%D0%B4%D0%B8%D0%BD%D0%B0%D0%BC%D0%B8%D0%BA%D0%B8%D0%B9%D0%BD