Sindhu Galba
Departemen Pendidikan dan Kebudayaan RI, 1993
Buku Teks SO
Nanny Sri Lestari
Fakultas Ilmu Pengatahuan Budaya Universitas Indonesia, 1994
UI - Laporan Penelitian
[Publisher not identified], [Date of publication not identified]
Naskah
[Publisher not identified], [Date of publication not identified]
Naskah
[Publisher not identified], [Date of publication not identified]
Naskah