Thomas, George B., author
Addison-Wesley, 1977
Buku Teks
Simmons, George F.
McgRaw-Hill, 1985
Buku Teks
Simmons, George F.
McGraw-HIll, 1996
Buku Teks
Ellis, Robert
Harcourt Brace Javanovich, 1978
Buku Teks
Purcell, Edwin J. (Edwin Joseph), 1901-, author
Erlangga, 1985
Buku Teks