Gaya APA
GESKEY, Ronald D.. (2015).
Media Planning & Buying in the 21st Century (Ed. 3.).
USA:
CPSIA.
Gaya Chicago
GESKEY, Ronald D..
Media Planning & Buying in the 21st Century.
Ed. 3.
USA:
CPSIA,
2015.
Text.
Gaya MLA
GESKEY, Ronald D..
Media Planning & Buying in the 21st Century.
Ed. 3.
USA:
CPSIA,
2015.
Text.
Gaya Turabian
GESKEY, Ronald D..
Media Planning & Buying in the 21st Century.
Ed. 3.
USA:
CPSIA,
2015.
Print.