Judul asli : You Can Negotiate Anything, How to Get What You Want
No. Inv. : 146447-146448/P/Perp/15/2c
Bibliografi : hlm. 81-82
Bibliografi : hlm. 116-117 No. Inv. : 146247-146248/P/Perp/15/2c
No. Inv. : 146230-146231/P/Perp/15/2c
No Inv.: 898-902/P/Perp/94/5c~3875-3879/P/Perp/95/5c~8889-8893/P/Perp/97/5c~12042-12051/P/Perp/98/10c