Gaya APA
Ubay, N, H, N., dll, M, R.
(2001).
Communicative English for SLTP 2
(
2)
.
jakarta:
PT Rakaditu.
Gaya MLA
Ubay, Nisrina, H, Nur., dll, Max, Renyaan,.
"Communicative English for SLTP 2".
2
jakarta:
PT Rakaditu,
2001.
Text.