Iskandar Mugni, author
Universitas Indonesia, 1984
UI - Skripsi (Membership)
Pakpahan, Normin S., author
Elips, 1996
Buku Teks
Sudargo Gautama, author
Citra Aditya Bakti, 1996
Buku Teks
Artikel Jurnal
Universitas Indonesia, 1985
UI - Skripsi (Membership)