Hill, John William, 1933-, author
Prentice-Hall, 1999
Buku Teks
Silverthorn, Dee Unglaub, author
Prentice-Hall, 2001
Buku Teks
Park, Michael Alan, author
McGraw-Hill, 2003
Buku Teks
Wild, John J., author
Prentice-Hall, 2003
Buku Teks
Gallinger, George W., author
Prentice-Hall, 1995
Buku Teks