Holler, Jan, author
Academic Press, 2014
eBooks
edited by Mary J. Cronin
Harvard Business School Press , 1996
Buku Teks
Barnum, Barbara Stevens, author
Springer, 1996
Buku Teks
Richard, Paul, author
Omiwa Jinsha Press, 1976
Koleksi Publik
Roze, Maris, author
Prentice-Hall, 2002
Buku Teks