Yan, Bin, author
Beijing University of Posts and Telecommunications Press Ltd, 2014
Buku Teks
Schubert, Martin, author
[Springer, ], 2012
eBooks
editor, Abdul Kadir
Economic Research Center, 1988
Buku Teks
Columbia Univ. Press , 1960
Buku Teks
Barnes, Irston R., author
Appleton Century Crofts, 1942
Buku Teks