дэлгэрэнгүйг:
https://catalog.must.edu.mn/cgi-bin/koha/opac-detail.pl?biblionumber=114864&query_desc=kw%2Cwrdl%3A%20%D0%BC%D0%BE%D0%BD%D0%B3%D0%BE%D0%BB%20%D1%83%D0%BB%D1%81%D1%8B%D0%BD%20%D1%8D%D0%B4%D0%B8%D0%B9%D0%BD%20%D0%B7%D0%B0%D1%81%D0%B3%D0%B8%D0%B9%D0%BD%20%D0%B0%D1%81%D1%83%D1%83%D0%B4%D0%B0%D0%BB