Grahl, Alexander de, author
Gabler Verlag, 2011
eBooks
Wieck, Ingo, author
[Springer, ], 2012
eBooks
Edited by Eiichi Taniguchi
Routledge, 2015
Buku Teks
Harrison, Allan, author
Prentice-Hall, 2002
Buku Teks
Bowersox, Donald J., author
McGraw-Hill, 2002
Buku Teks