дэлгэрэнгүйг:
https://catalog.must.edu.mn/cgi-bin/koha/opac-detail.pl?biblionumber=115864&query_desc=kw%2Cwrdl%3A%20%D0%9C%D0%BE%D0%BD%D0%B3%D0%BE%D0%BB%20%D0%B4%D1%8D%D1%8D%D0%BB