Gaya APA
A., F, N. (1987).
Essentials Of Data Processing .
St. Louis, Missouri:
TIMES MIRROR/MOSBY COLLEGE PUBLISHING.
Gaya MLA
A., FLOYD, NANCY.
"Essentials Of Data Processing".
St. Louis, Missouri:
TIMES MIRROR/MOSBY COLLEGE PUBLISHING,
1987.
Textbook.