Lubkin, Yale Jay, author
Addison-Wesley, 1970
Buku Teks
Vyas, J. Jaidev, author
Springer Singapore, 2019
eBooks
Mark, Melvin, author
Allyn and Bacon, 1979
Buku Teks
Hughes, Arthur
Cambridge University Press, 1994
Buku Teks
Ehrenkrantz, Ezra.
McGraw-Hill, 1989
Buku Teks