Gaya APA
ERNA, Fitriani, Ratih Sumiratingrati. (2017).
English Is Cool (Cet.2019).
Jakarta:
Cahaya Pustaka Raga.
Gaya Chicago
ERNA, Fitriani, Ratih Sumiratingrati.
English Is Cool.
Cet.2019
Jakarta:
Cahaya Pustaka Raga,
2017.
Text.
Gaya MLA
ERNA, Fitriani, Ratih Sumiratingrati.
English Is Cool.
Cet.2019
Jakarta:
Cahaya Pustaka Raga,
2017.
Text.
Gaya Turabian
ERNA, Fitriani, Ratih Sumiratingrati.
English Is Cool.
Cet.2019
Jakarta:
Cahaya Pustaka Raga,
2017.
Print.