Kurtz, David L.
The Dryden Press , 1981
Buku Teks
Alex Soemadji Nitisemito
Ghalia Indonesia, 1984
Buku Teks
Alex Soemadji Nitisemito
Ghalia Indonesia, 1984
Buku Teks
Parkinson, Cyril Northcote, 1909-1993
Federal Publications, 1992
Buku Teks
Etzel, Michael J.
McGraw-Hill, 2004
Buku Teks