Sri Wahyuni, Indah Emilia Wijayanti, Dian Ariesta Yuwaningsih, Ari Dwi Hartanto
Gadjah Mada University Press, 2016
Buku Teks
Lambert, Sylvie, author
Roto Vision, 1998
Buku Referensi
Hartley, B., author
Chapman and Hall, 1992
Buku Teks
[publisher not identified], [date of publication not identified]
Naskah
Lucas Filberto Sardjono, author
Universitas Indonesia, 2013
UI - Skripsi (Membership)