Gaya APA
Erna Fitrini, Ratih Sumiratingratri. (2017).
I Speak English .
JAKARTA:
Cahaya Pustaka Raga.
Gaya Chicago
Erna Fitrini, Ratih Sumiratingratri.
I Speak English.
JAKARTA:
Cahaya Pustaka Raga,
2017.
Text.
Gaya MLA
Erna Fitrini, Ratih Sumiratingratri.
I Speak English.
JAKARTA:
Cahaya Pustaka Raga,
2017.
Text.
Gaya Turabian
Erna Fitrini, Ratih Sumiratingratri.
I Speak English.
JAKARTA:
Cahaya Pustaka Raga,
2017.
Print.