Gaya APA
Utami, P., Gunawan, I.
(2012).
Smart English For Career Building
.
Jakarta:
PT. Bhuana Ilmu Populer.
Gaya MLA
Utami, Puput., Gunawan, INet.
"Smart English For Career Building".
Jakarta:
PT. Bhuana Ilmu Populer,
2012.
Text.