Reni Harni
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2006
UI - Tesis (Membership)
Johannes S. Rubowo
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2005
UI - Tesis (Membership)
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2002
UI - Skripsi (Membership)
edited by Jack M. Guttentag
National Bureau of Economic Research, 1971
Buku Teks
Homer, Sidney
Rutgers University Press, 1963
Buku Teks