Gaya APA
david L. Kurtz,PH.D., H. Robert Dodge. (1991).
Professional Selling Sixth Edition .
USA:
IRWIN.
Gaya Chicago
david L. Kurtz,PH.D., H. Robert Dodge.
Professional Selling Sixth Edition.
USA:
IRWIN,
1991.
Text.
Gaya MLA
david L. Kurtz,PH.D., H. Robert Dodge.
Professional Selling Sixth Edition.
USA:
IRWIN,
1991.
Text.
Gaya Turabian
david L. Kurtz,PH.D., H. Robert Dodge.
Professional Selling Sixth Edition.
USA:
IRWIN,
1991.
Print.