Rieber, Robert W., author
[Springer, ], 2012
eBooks
Arnold, Dieter, author
Princeton University Press, 2003
Buku Referensi
Brackman, Rabbi Levi, author
American Management Association;, 2008
eBooks
Lear, Jonathan, author
Routledge, 2005
Buku Teks
Turner, Ralph, author
McGraw-Hill, 1941
Buku Teks