дэлгэрэнгүйг:
https://catalog.must.edu.mn/cgi-bin/koha/opac-detail.pl?biblionumber=114096&query_desc=kw%2Cwrdl%3A%20%D0%9C%D1%8D%D0%B4%D0%BB%D1%8D%D0%B3%D0%B8%D0%B9%D0%BD