Gaya APA
riyanto, S.
(2007).
English Test : For Senior High School Students
(
Cet 4)
.
Yogyakarta:
Pustaka pelajar.
Gaya MLA
riyanto, Slamet.
"English Test : For Senior High School Students".
Cet 4
Yogyakarta:
Pustaka pelajar,
2007.
Text.