Gaya APA
Tandjung, J, W. (2011).
Everyone is a marketer: 30 Pedoman praktis melayani +?+?-? .
Jakarta:
Elex Media Komputindo.
Gaya MLA
Tandjung, Jenu, Widjaja.
"Everyone is a marketer: 30 Pedoman praktis melayani +?+?-?".
Jakarta:
Elex Media Komputindo,
2011.
Text.