Columbia subject headings:
Libraries--United States--Automation.
Library information networks--United States.
Linked Systems Project.
Telecommunication in libraries--United States.
Harvard subject headings:
Libraries--United States--Automation.
Library information networks--United States.
Linked Systems Project.
Telecommunication in libraries--United States.
Princeton subject headings:
Libraries--United States--Automation.
Library information networks--United States.
Linked Systems Project.
Telecommunication in libraries--United States.