Gaya APA
Sugeng, B. (2017).
Contextual English 1 For Grade X of Senior High School regular program .
Solo:
PT Tiga Serangkai Pustaka Mandiri.
Gaya MLA
Sugeng, Bambang.
"Contextual English 1 For Grade X of Senior High School regular program".
Solo:
PT Tiga Serangkai Pustaka Mandiri,
2017.
Text.