Gaya APA
SMITH, Allen N. (1986).
Advanced office systems .
Cincinati:
South Western.
Gaya Chicago
SMITH, Allen N.
Advanced office systems.
Cincinati:
South Western,
1986.
Text.
Gaya MLA
SMITH, Allen N.
Advanced office systems.
Cincinati:
South Western,
1986.
Text.
Gaya Turabian
SMITH, Allen N.
Advanced office systems.
Cincinati:
South Western,
1986.
Print.