Gaya APA
Pd., R, A, P, S.
(2018).
Let's Understand English
.
Surakarta:
PT. Era Pustaka Utama.
Gaya MLA
Pd., Reni, Agustin, P,, S..
"Let's Understand English".
Surakarta:
PT. Era Pustaka Utama,
2018.
Text.