Korrie Layun Rampan, author
Pustaka Jaya , 1978
Buku Teks
Korrie Layun Rampan, author
Pustaka Jaya , 1976
Buku Teks
Artikel Jurnal
Samsir, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2005
UI - Tesis (Membership)
Dyah Tjaturrini, author
1995
UI - Skripsi (Membership)