Gaya APA
Gschwandtner, Gerhard. (2007).
The Psychology of Sales Success .
:
McGraw-Hill, Inc..
Gaya Chicago
Gschwandtner, Gerhard.
The Psychology of Sales Success.
:
McGraw-Hill, Inc.,
2007.
Text.
Gaya MLA
Gschwandtner, Gerhard.
The Psychology of Sales Success.
:
McGraw-Hill, Inc.,
2007.
Text.
Gaya Turabian
Gschwandtner, Gerhard.
The Psychology of Sales Success.
:
McGraw-Hill, Inc.,
2007.
Print.