Columbia subject headings:
Cornell University. Libraries--Catalogs.
Echols, John M.--Library--Catalogs.
Vietnam War, 1961-1975--Bibliography--Catalogs.
Harvard subject headings:
Cornell University. Libraries--Catalogs.
Echols, John M.--Library--Catalogs.
Vietnam War, 1961-1975--Bibliography--Catalogs.
Princeton subject headings:
Cornell University. Libraries--Catalogs.
Echols, John M.--Library--Catalogs.
Vietnam War, 1961-1975--Bibliography--Catalogs.