Artikel Jurnal
Soewignja, author
Departemen Pendidikan dan Kebudayaan RI, 1978
Buku Teks
[publisher not identified], [date of publication not identified]
Naskah
Soewignja, author
Batavia Balai Pustaka 1938
Buku Teks
S. Wikara, author
Sadu-Budi, 1941
Buku Klasik