Columbia subject headings:
Austria--Politics and government--20th century.
Dollfuss, Engelbert, 1892-1934.
Mussolini, Benito, 1883-1945.
Harvard subject headings:
Austria--Politics and government--20th century.
Dollfuss, Engelbert, 1892-1934.
Mussolini, Benito, 1883-1945
Princeton subject headings:
Austria--Politics and government--20th century.
Dollfuss, Engelbert, 1892-1934.
Mussolini, Benito, 1883-1945.