Mantell, Leroy H., author
McGraw-Hill Kogahusha, 1972
Buku Teks
Fikri Hidayatullah, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2016
UI - Skripsi (Membership)
Nove, Alec
George Allen and Unwin, 1973
Buku Teks
Thompson, Arthur A., 1940-, author
Prentice-Hall, 1989
Buku Teks
Eliasson, Gunnar
Swedish Industrial Publications , 1976
Buku Teks