Gaya APA
Sugeng, B. et al ().
Functional English For Senior High Schools Jilid 1 Grade X SMA and MA .
Solo:
Tiga Serangkai.
Gaya MLA
Sugeng, Bambang. et al.
"Functional English For Senior High Schools Jilid 1 Grade X SMA and MA".
Solo:
Tiga Serangkai,
.
Text.