[publisher not identified], [date of publication not identified]
Naskah
[publisher not identified], [date of publication not identified]
Naskah
Herlina Widyaningrum, author
Media Pressindo, 2019
Buku Teks
[publisher not identified], [date of publication not identified]
Naskah
Emma Aprilia, author
Universitas Indonesia, 2012
UI - Tesis (Open)