Дэлгэрэнгүйг:
https://catalog.must.edu.mn/cgi-bin/koha/opac-detail.pl?biblionumber=114420&query_desc=kw%2Cwrdl%3A%20%D0%A4%D0%B8%D0%BB%D0%BE%D1%81%D0%BE%D1%84%D0%B8%206