Haley, Charles W., author
McGraw-Hill, 1979
Buku Teks
Danthine, Jean-Pierre, author
Academic Press, 2015
eBooks
Brown, Lawrence D., author
Business Publications, 1987
Buku Teks
Solomon, Ezra
Columbia University Press , 1963
Buku Teks
Rutherford, Brian A., author
Sage Publications India Pvt Ltd, 2000
Buku Teks