Bagchi, S. N.
Wiley Eastern, 1979
Buku Teks
Vidi Rahman Alma`i
2014
UI - Tesis Membership
Association of iron And Steel Engineers, 1984
Buku Teks
Budi Darmawan
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 1992
UI - Skripsi Membership
Johnson, William A.
Harvard University Press, 1966
Buku Teks