Gaya APA
NAPA, P, A.
(2003).
How To Answer English Questionns
(
Cet. 9)
.
Yogyakarta:
Kanisius.
Gaya MLA
NAPA, Pieter, A..
"How To Answer English Questionns".
Cet. 9
Yogyakarta:
Kanisius,
2003.
Text.