Gaya APA
Spencer, Johnson. (1984).
The one Minute Sales Person .
America:
Priteed in the united .
Gaya Chicago
Spencer, Johnson.
The one Minute Sales Person.
America:
Priteed in the united ,
1984.
Text.
Gaya MLA
Spencer, Johnson.
The one Minute Sales Person.
America:
Priteed in the united ,
1984.
Text.
Gaya Turabian
Spencer, Johnson.
The one Minute Sales Person.
America:
Priteed in the united ,
1984.
Print.