Columbia subject headings:
Harvard subject headings:
Al-Awlaki, Anwar
Intelligence officers--Denmark--Biography.
Qaida (Organization)
Storm, Morten.
Undercover operations
United States. Central Intelligence Agency
War on Terrorism, 2001-2009
Princeton subject headings:
Al-Awlaki, Anwar.
Intelligence officers--Denmark--Biography.
Qaida (Organization)
Storm, Morten.
Undercover operations.
United States. Central Intelligence Agency
War on Terrorism, 2001-2009.