MacNamee, Brian
Routledge, 1995
Buku Teks
Stanton, William J., author
McGraw-Hill, 1984
Buku Teks
Boyd, Harper W., Jr., author
Richard D. Irwin, 1958
Buku Teks
Lovelock, Christopher H., author
McGraw-Hill, 1985
Buku Teks
Cravens, David W., author
McGraw-Hill Irwin, 2002
Buku Teks