Artikel Jurnal
Kawakita, Kyoko
Graduate School of Language and Culture, Osaka University, 2019
Artikel Jurnal
Ellis, Sue, editor
Cambridge University Press, 2011
eBooks
Wray, David
Routledge, 1991
Buku Teks
Ananda Nur Aulia
Fakultas Psikologi Universitas Indonesia, 2021
UI - Skripsi (Membership)