Wilson, Charles E., author
Harper Collins, 1993
Buku Teks
Wilson, Charles E., author
Prentice-Hall, 2006
Buku Teks
Martin, George H., author
McGraw-Hill, 1982
Buku Teks
Paul, Burton, author
Prentice-Hall, 1979
Buku Teks
Gunawan Jolodiharto, author
2016
UI - Skripsi (Membership)