Burley-Allan, Madelyn, author
John Wiley & Sons, 1982
Buku Teks
Chan, Janis Fisher, author
[American Management Association;, ], 2002
eBooks
May, John
McGraw-Hill , 1983
Buku Teks
Zand, Dale E., author
McGraw-Hill, 1981
Buku Teks
Manchester Open Learning; alih bahasa, Marcus Prihminto Widodo
Gramedia Pustaka Utama, 1997
Buku Teks