Williamson, Bobette Hayes, author
[American Management Association;, ], 2007
eBooks
Penner, R. C.
Princeton University Press, 1992
Buku Teks
Beckman, R.O., author
Harper , 1952
Buku Teks
Albrecht, Karl, 1941-, author
Halirang, 1996
Buku Teks
Ohsawa, Yukio, author
[Springer, ], 2012
eBooks