Columbia subject headings:
Burroughs B5700 (Computer)--Programming.
Burroughs B6700 (Computer)--Programming.
Harvard subject headings:
Burroughs B5700 (Computer)--Programming.
Burroughs B6700 (Computer)--Programming.
Princeton subject headings:
Burroughs B5700 (Computer)--Programming.
Burroughs B6700 (Computer)--Programming.