Columbia subject headings:
Computer industry--United States--Biography.
Computer industry--United States.
Computer service industry--United States--Biography.
Computer service industry--United States.
Harvard subject headings:
Businesspeople--United States--Biography.
Computer industry--United States
Computer industry--United States--Biography.
Computer service industry--United States--Biography.
Computer service industry--United States.
Computer software industry--United States
Princeton subject headings: