Gaya APA
Krisnani, Y.
(2006).
English For Vocational School 3 (Intermediate level)
.
Yogyakarta:
LP2IP Gajah Mada.
Gaya MLA
Krisnani, Yiyis.
"English For Vocational School 3 (Intermediate level)".
Yogyakarta:
LP2IP Gajah Mada,
2006.
Text.