Gaya APA
dkk, K.
(2007).
THE BRIDGE ENGLISH COMPETENCE : For SMP Grade 8
.
Surabaya:
Yudhistira.
Gaya MLA
dkk, Kistono.
"THE BRIDGE ENGLISH COMPETENCE : For SMP Grade 8".
Surabaya:
Yudhistira,
2007.
Text.