Columbia subject headings:
Bŭlgarska komunisticheska partii︠a︡--Party work.
Kommunisticheskai͡a partii͡a Sovetskogo Soi͡uza--Party work.
Mongol Ardyn Khuvʹsgalt Nam--Party work.
Harvard subject headings:
Bŭlgarska komunisticheska partii︠a︡--Party work.
Kommunisticheskai︠a︡ partii︠a︡ Sovetskogo Soi︠u︡za--Party work.
Mongol Ardyn Khuvʹsgalt Nam--Party work.
Princeton subject headings:
Bŭlgarska komunisticheska partii︠a︡--Party work.
Kommunisticheskai︠a︡ partii︠a︡ Sovetskogo Soi︠u︡za--Party work.
Mongol Ardyn Khuvʹsgalt Nam--Party work.