Columbia subject headings:
Books and reading--United States.
Information services--International cooperation.
International librarianship.
Library cooperation--United States.
Harvard subject headings:
Books and reading--United States
Information services--International cooperation.
International librarianship.
Library cooperation--United States.
Princeton subject headings:
Books and reading--United States.
Information services--International cooperation.
International librarianship.
Library cooperation--United States.