Streeter, James, author
McGraw-Hill , 1993
Buku Teks
Smith, Karl J., author
Brooks/Cole, 1976
Buku Teks
Messersmith, Sherri, author
McGraw-Hill, 2012
Buku Teks
Houghton, Janaye M., author
Libraries Unlimited, Inc., 1999
Buku Teks
Bello, Ignacio, author
McGraw-Hill, 2006
Buku Teks