Columbia subject headings:
Police misconduct--North America--Case studies.
Police misconduct--South America--Case studies.
Police shootings--North America--Case studies.
Police shootings--South America--Case studies.
Harvard subject headings:
Police brutality--North America.
Police brutality--South America.
Police shootings--North America.
Police shootings--South America.
Police--Complaints against
Police--North America.
Police--South America.
Princeton subject headings:
Police misconduct--North America--Case studies.
Police misconduct--South America--Case studies.
Police shootings--North America--Case studies.
Police shootings--South America--Case studies.