Gaya APA
Harden, Leland, Heyman, Bob. (2010).
Marketing by the Numbers: How to Measure and Improve the ROI of Any Campaign .
USA:
Amacom.
Gaya Chicago
Harden, Leland, Heyman, Bob.
Marketing by the Numbers: How to Measure and Improve the ROI of Any Campaign.
USA:
Amacom,
2010.
Text.
Gaya MLA
Harden, Leland, Heyman, Bob.
Marketing by the Numbers: How to Measure and Improve the ROI of Any Campaign.
USA:
Amacom,
2010.
Text.
Gaya Turabian
Harden, Leland, Heyman, Bob.
Marketing by the Numbers: How to Measure and Improve the ROI of Any Campaign.
USA:
Amacom,
2010.
Print.