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