Gaya APA
Rumkeny,Jerry, .
(2011).
Blackberry for Business
(
Cetakan Pertama, 2011)
.
Jakarta:
Elex Media Komputindo.
Gaya MLA
Rumkeny,Jerry, .
"Blackberry for Business".
Cetakan Pertama, 2011
Jakarta:
Elex Media Komputindo,
2011.
Non Fiksi.