Watson, Sheila, author
McClelland & Stewart, 1959
Buku Teks
Deighton, Len, author
Grafton, 1989
Buku Teks
Hook, Sidney, author
Southern Illinois University Press, 1980
Buku Teks
Hook, Sidney, author
University of Nebraska Press , 1967
Buku Teks
Hook, Sidney, author
Beacon Press, 1955
Buku Teks