Gaya APA
utomo, E, P.
(2007).
effective english 2a for grade 8 of junior high school first half year
.
:
tiga serangkai.
Gaya MLA
utomo, Eko, Prio.
"effective english 2a for grade 8 of junior high school first half year".
:
tiga serangkai,
2007.
.