Gaya APA
Cyssco, D, R.
(2008).
Test Preparation Models & Problem Solving
(
Cet Ke- VIII)
.
Jakarta 13220:
Puspa Swara.
Gaya MLA
Cyssco, Dhanny, R..
"Test Preparation Models & Problem Solving".
Cet Ke- VIII
Jakarta 13220:
Puspa Swara,
2008.
Textbook.