Gaya APA
Widyatmoko, J.
(2005).
Kiat Sukses Ujian Nasional 2006 3 IPA SMA/MA
.
Yogyakarta:
Primagama; Andi; FP2PG,.
Gaya MLA
Widyatmoko, Joko.
"Kiat Sukses Ujian Nasional 2006 3 IPA SMA/MA".
Yogyakarta:
Primagama; Andi; FP2PG,,
2005.
Book.