Gaya APA
Hariyono, R.
(2001).
Special English grammar / Rudy Hariyono
(
Cet.1)
.
Jakarta:
Putra Pelajar.
Gaya MLA
Hariyono, Rudy.
"Special English grammar / Rudy Hariyono".
Cet.1
Jakarta:
Putra Pelajar,
2001.
Textbook.