Gaya APA
Sarjito, R, D.
(2008).
Key to Success: English for Vocational Schools 3
.
Solo:
Tiga Serangkai.
Gaya MLA
Sarjito, Rudi, Dkk.
"Key to Success: English for Vocational Schools 3".
Solo:
Tiga Serangkai,
2008.
Text.