Gaya APA
Al.Soemadi, .
(1982).
ENGLISH FOR SMP SENTENCE PATTERNS AND EXERISES IB
.
Klaten:
PT Intan.
Gaya MLA
Al.Soemadi, .
"ENGLISH FOR SMP SENTENCE PATTERNS AND EXERISES IB".
Klaten:
PT Intan,
1982.
Text.