Columbia subject headings:
Aquino, Benigno S., Jr., 1932-1983--Assassination.
Assassination--Philippines.
Philippines--Politics and government--1946-
Harvard subject headings:
Aquino, Benigno S., Jr., 1932-1983--Assassination.
Assassination--Investigation--Philippines.
Assassination--Philippines.
Philippines--Politics and government--1973-1986.
Princeton subject headings: