Cambridge University Press, 2007
eBooks
Dedi Vitriyanto
Program Pascasarjana Universitas Indonesia, 2015
UI - Tesis (Membership)
Flippo, Edwin B.
McGraw-Hill, 1984
Buku Teks
Heckman, I.L.
Charles E. Merrill, 1962
Buku Teks
Schleh, Edward C.
Prentice-Hall, 1958
Buku Teks