Gaya APA
FITRINI, E., SUMIRATINGRATRI, R.
(2017).
I Speak English
.
Jakarta:
PT. Gading Inti Prima.
Gaya MLA
FITRINI, ERNA., SUMIRATINGRATRI, RATIH.
"I Speak English".
Jakarta:
PT. Gading Inti Prima,
2017.
Text.