Columbia subject headings:
Computer managed instruction--United States--Directories.
Computer-assisted instruction--United States--Directories.
Education--United States--Data processing--Directories.
Microcomputers--Directories.
Harvard subject headings:
Computer managed instruction--United States--Directories.
Computer-assisted instruction--United States--Directories.
Education--United States--Data processing--Directories.
Microcomputers--Directories.
Princeton subject headings:
Computer managed instruction--United States--Directories.
Computer-assisted instruction--United States--Directories.
Education--United States--Data processing--Directories.
Microcomputers--Directories.