Martin, Stephen, 1961-, author
Maxwell Macmillan International, 1994
Buku Teks
edited by Joseph E. Haring
Houghton Miffiln, 1972
Buku Teks
Sachs, Ignacy
Asia , 1964
Buku Klasik
Ehrenberg, Ronald G., author
Pearsons Addison-Wesley , 2009
Buku Teks
Starling, Grover, author
Dorsey Press, 1979
Buku Teks