Gaya APA
Smit,Alexander, M. (1986).
Advanced Office Systems: A Dynanic Marketplace .
Cininnati,Ohio:
South-Westhern Publishing Co.
Gaya MLA
Smit,Alexander, Medley.
"Advanced Office Systems: A Dynanic Marketplace".
Cininnati,Ohio:
South-Westhern Publishing Co,
1986.
Text.