Grande, Sandy, 1964-, author
Rowman and Littlefield, 2015
Buku Teks
Cohen, Morris R.
The Free Press , 1954
Buku Teks
Hofstadter, Richard
George Braziller, 1959
Buku Teks
Fowler, Robert Booth, author
University Press of Kansas, 1991
Buku Teks
Gettell, Raymond G.
Appleton-Century-Crofts, 1928
Buku Teks