Gaya APA
ELCOM, ., Waloeyo, Y, J.
(2010).
Twitter : Best Social Networking
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Yogyakarta:
Andi.
Gaya MLA
ELCOM, ., Waloeyo, Yohan, Jati.
"Twitter : Best Social Networking".
Yogyakarta:
Andi,
2010.
Teks.