Gaya APA
PERWITASARI, A. (2018).
Perception of English vowels by Javanese and Sundanese speakers .
Jakarta:
Faculty of Humanities, Universitas Indonesia.
Gaya MLA
PERWITASARI, Arum.
"Perception of English vowels by Javanese and Sundanese speakers".
Jakarta:
Faculty of Humanities, Universitas Indonesia,
2018.
Artikel.