Hoffmann, Laurence D., author
McGraw-Hill, 1993
Buku Teks
Ouellette, Robert J., author
Prentice-Hall, 1994
Buku Teks
Atkins, Robert C. (Robert Charles), 1944-, author
McGraw-Hill, 1990
Buku Teks
Thibodeau, Gary A., 1938-2013, author
Mosby, 2007
Buku Teks
Giddens, Anthony, author
Harcourt, Brace Javanovich, 1982
Buku Teks