Drury, Nevill, 1947-, author
Thames & Hudson, 2004
Buku Teks
Wesson, Robert G., author
Houghton Miffiln, 1977
Buku Teks
Mead, Margaret, author
A Mentor Book, 1960
Buku Teks
Cohen,Theodore
Free Press, 1987
Buku Teks
Pacelle, Richard L., Jr.
Westview Press, 1991
Buku Teks