Gaya APA
Umi, N., Fatimatuzzahra, .
(2012).
Enjoy And Easy English
.
Surabaya:
Jepe Press Media Utama.
Gaya MLA
Umi, Nikmatul., Fatimatuzzahra, .
"Enjoy And Easy English".
Surabaya:
Jepe Press Media Utama,
2012.
.