Gaya APA
Harden, Leland; Heyman, Bob. (2009).
Digital Engagement .
New York:
AMACOM.
Gaya Chicago
Harden, Leland; Heyman, Bob.
Digital Engagement.
New York:
AMACOM,
2009.
.
Gaya MLA
Harden, Leland; Heyman, Bob.
Digital Engagement.
New York:
AMACOM,
2009.
.
Gaya Turabian
Harden, Leland; Heyman, Bob.
Digital Engagement.
New York:
AMACOM,
2009.
.