Gaya APA
Pardiyono, M.
(2006).
12 Writing Clues For Better Writing Competence
.
Yogyakarta:
Penerbit Andi Yogyakarta.
Gaya MLA
Pardiyono, M.Pd..
"12 Writing Clues For Better Writing Competence".
Yogyakarta:
Penerbit Andi Yogyakarta,
2006.
Text.