Gaya APA
O\'Brien, James. (1983).
Computers and information processing in business .
Illinois:
Richard D. Irwin, Inc.
Gaya Chicago
O\'Brien, James.
Computers and information processing in business.
Illinois:
Richard D. Irwin, Inc,
1983.
Text.
Gaya MLA
O\'Brien, James.
Computers and information processing in business.
Illinois:
Richard D. Irwin, Inc,
1983.
Text.
Gaya Turabian
O\'Brien, James.
Computers and information processing in business.
Illinois:
Richard D. Irwin, Inc,
1983.
Print.