Gaya APA
PURWANTI, .
(2013).
LET'S WRITE ENGLISH TEXTS
.
Yogyakarta:
CITRA AJI PARAMA.
Gaya MLA
PURWANTI, .
"LET'S WRITE ENGLISH TEXTS".
Yogyakarta:
CITRA AJI PARAMA,
2013.
Text.