Linebarger, Paul Myron Anthony, 1913-1966, author
York D van Nostrand, 1954
Buku Teks
Brady, Alexander, author
University of Toronto Press, 1948
Buku Teks
Prentice-Hall, 1965
Buku Teks
Prentice-Hall, 1965
Buku Teks
Gao, Xiuqing, author
Liaoning Renmin Chubanshe, 2000
Buku Teks