Wood, Donald F.
[American Management Association, ], 2002
eBooks
Rushton, Alan
Kogan Page, 2014
Buku Teks
Smykay, Edward W.
Macmillan Publishing Company, Inc., 1973
Buku Teks
Hutagaol, Budi Yanto Pargaulan
Fakultas Teknik Universitas Indonesia, 2011
UI - Tesis (Open)
George Allen and Unwin, 1972
Buku Teks