edited by P.E. Vernon
Penguin Books, 1970
Buku Teks
Sohn, Ho-min, author
University of Hawaii Press, 2004
Buku Teks
Isaacs, Asher, 1902-1963, author
Dryden Press, 1952
Buku Teks
Harriss, C. Lowell (Clement Lowell), 1912-2009, author
Prentice-Hall, 1967
Buku Teks
edited by Kurt W. Rothschild
Penguin Books, 1971
Buku Teks