Atkinson, William Illsey, author
American Management Association, 2003
eBooks
Atkinson, William Illsey, author
Amacom, 2003
Buku Teks
Brooks, Ian, author
Prentice-Hall, 1997
Buku Teks
Hao Xiaoming; Sunanda K. Datta-Ray
Marshall Cavendish, 2006
Buku Teks
Hiemenz, Ulrich
Asian Development Bank , 1983
Buku Teks