Fuori, William M., author
Prentice-Hall, 1991
Buku Teks
Morley, Deborah, author
Course Technology Cengage Learning, 2013
Buku Teks
Edwards, Perry, author
Wadsworth, 1979
Buku Teks
Mandell, Steven L., author
West Publishing, 1983
Buku Teks
Sanders, Donald H., author
McGraw-Hill, 1979
Buku Teks