Gaya APA
Pramono, P, R., HS, O.
(2009).
30 Menit Essay Writing, Writing is Easy
(
-)
.
Yogyakarta:
Andi Offset.
Gaya MLA
Pramono, Peni, R.., HS, Oktaviani.
"30 Menit Essay Writing, Writing is Easy".
-
Yogyakarta:
Andi Offset,
2009.
Text.