Columbia subject headings:
Engineering--Study and teaching--United States.
Foreign workers--Economic aspects--United States.
Science--Study and teaching (Higher)--United States.
Students, Foreign.
Harvard subject headings:
Engineering--Study and teaching (Higher)--United States
Engineers--Supply and demand--United States.
Foreign workers--Economic aspects--United States.
Science--Study and teaching (Higher)--United States
Scientists--Supply and demand--United States.
Students, Foreign--United States
Princeton subject headings:
Engineering--Study and teaching (Higher)--United States.
Engineers--Supply and demand--United States.
Science--Study and teaching (Higher)--United States.
Scientists--Supply and demand--United States.
Students, Foreign--United States.