Boylestad, Robert L., author
Prentice-Hall, 2000
Buku Teks
Boylestad, Robert L., author
Prentice-Hall, 1994
Buku Teks
Bialko, M.
Prentice-Hall, 1995
Buku Teks
Glover, J. Duncan
Cengage learning, 2008
Buku Teks
edited by Paolo Antognetti and Guiseppe Massobrio
McGraw-Hill, 1988
Buku Teks