Gaya APA
Ubay, D, H, N.
(1982).
Comunicative English for SLTP kls 2
(
ke 2)
.
Jakarta:
PT.Rakaditu.
Gaya MLA
Ubay, Dra.Hj.Nisrina, H., Nur.
"Comunicative English for SLTP kls 2".
ke 2
Jakarta:
PT.Rakaditu,
1982.
Text.