Bibliografi : hlm. 399-408
Bibliografi : hlm. 621-644
Bibliografi : hlm. 135-136
No Inv.: 5015/P/Perp/97/1c
No Inv.: 110748-110752/P/Perp/07/5c
Judul asli : "Hearing the Voice of the Market : Competition Advantage through Creative Use of Market Information"