Gaya APA
Alkins, A, C. (1983).
Computers and data processing to day : personal learning aid for .
Homewood, Illinois:
Dow Jones-Irwin.
Gaya MLA
Alkins, Arthur, C..
"Computers and data processing to day : personal learning aid for".
Homewood, Illinois:
Dow Jones-Irwin,
1983.
Text.