Gaya APA
RIDAWATI, I, D. et al (2017).
Comparison of small-class versus large class tutorial discussions .
Yogyakarta:
AIPKI.
Gaya MLA
RIDAWATI, Indah, Dewi. et al.
"Comparison of small-class versus large class tutorial discussions".
Yogyakarta:
AIPKI,
2017.
Artikel.