Gaya APA
KARTIKA, R, A, R. et al (2017).
The effect of silent short movie on efl writing achievement of vocational high school students .
Yogyakarta:
ADGVI in cooperation with graduate school of UNY.
Gaya MLA
KARTIKA, Rahmani, Ayu, Rinda. et al.
"The effect of silent short movie on efl writing achievement of vocational high school students".
Yogyakarta:
ADGVI in cooperation with graduate school of UNY,
2017.
Artikel.