Gaya APA
Pardiyono, .
(2005).
Pasti bisa Toefl ( practical strategy for the best scores )
.
Yogyakarta:
Andi.
Gaya MLA
Pardiyono, .
"Pasti bisa Toefl ( practical strategy for the best scores )".
Yogyakarta:
Andi,
2005.
Text.