Columbia subject headings:
Georgiades, Thrasybulos G. (Thrasybulos Georgios), 1907-1977--Congresses.
Musicology--Congresses.
Harvard subject headings:
Georgiades, Thrasybulos G. (Thrasybulos Georgios), 1907-1977--Congresses.
Musicology--Congresses.
Princeton subject headings:
Georgiades, Thrasybulos G. (Thrasybulos Georgios), 1907-1977--Congresses.
Musicology--Congresses.