Judul asli :"Managerial economics"
Termasuk bibliografi No Inv.: 100733-100742/P/Perp/05/10c~104660-104669/P/Perp/06/10c~109304/S/Perp/07/1c~109812-109813/PSM/Perp/07/2c~116541-116545/P/Perp/09/5c
No Inv.: 895-897/P/Perp/92/3c~8489-8493/P/Perp/92/5c
No Inv.: 3927/P/Perp/91/1c
No Inv.: 101276/P/Perp/05/1c
Judul asli :"The Management of service for the restaurant manager"
No Inv.: 101864-101865/P/perp/05/2c
No Inv.: 102057-102066/S/Perp/05/10c~115486/SM/Perp/08/1c
No Inv.: 102743/S/Perp/05/1c
No Inv.: 4364-4373/S/Perp/90/10c