Gaya APA
Cyssco, D, R.
(2000).
English grammar practice for toefl preparation test
(
Cet.6)
.
Jakarta:
Puspa swara.
Gaya MLA
Cyssco, Dhanny, R..
"English grammar practice for toefl preparation test".
Cet.6
Jakarta:
Puspa swara,
2000.
Text.