Landmark
[T.t.] Corvina Press [t.th.]
Buku Teks
Nahm, Andrew C., author
Hollym International, 2006
Buku Teks
Burns, Russell W., author
Institution of Engineering and Technology, 2004
eBooks
Mann, Charles C., author
Harvard Business School Press, 1991
Buku Teks
Oceanic Graphic Printing, 1998
Buku Teks