Dess, Gregory G., author
MCGraw-Hill , 2004
Multimedia
Nankervis, Alan R., author
Thomas Nelson Australia, 1996
Buku Teks
Nankervis, Alan R., author
Thomas Nelson Australia, 1996
Buku Teks
Berman, Barry, author
Prentice Hall International, 1998
Buku Teks
Harvey, Donald F., author
Charles E. Merrill, 1982
Buku Teks