Gaya APA
Gschwandtner, Gerhard. (2007).
The Psychology of Sales Success: Learn to Think Like Your Customer to Close every Sale .
New York:
McGraw Hill.
Gaya Chicago
Gschwandtner, Gerhard.
The Psychology of Sales Success: Learn to Think Like Your Customer to Close every Sale.
New York:
McGraw Hill,
2007.
Buku Tercetak.
Gaya MLA
Gschwandtner, Gerhard.
The Psychology of Sales Success: Learn to Think Like Your Customer to Close every Sale.
New York:
McGraw Hill,
2007.
Buku Tercetak.
Gaya Turabian
Gschwandtner, Gerhard.
The Psychology of Sales Success: Learn to Think Like Your Customer to Close every Sale.
New York:
McGraw Hill,
2007.
Buku Tercetak.