Columbia subject headings:
National security--United States.
United States--Armed Forces--Pay, allowances, etc.
United States--Armed Forces--Recruiting, enlistment, etc.
Harvard subject headings:
National security--United States
United States--Armed Forces--Pay, allowances, etc.
United States--Armed Forces--Recruiting, enlistment, etc.
Princeton subject headings:
National security--United States.
United States--Armed Forces--Pay, allowances, etc.
United States--Armed Forces--Recruiting, enlistment, etc.