Kobliski, Kathy J, author
Entrepreneur Press, 2005
Buku Teks
Lee, Monle, author
Prenada, 2004
Buku Teks
Lowe, Brett William
Elex Media Komputindo, 1996
Buku Teks
Lewis, Herschell Gordon
Dahara Prize, 1996
Buku Teks
Lewis, Herschell Gordon
Dahara Prize, 1996
Buku Teks