Judul asli : "Grundwissen Technisches Werken Ungang mit Material und Werzeug"
No Inv.: 80906-80907/P/02/2c
No Inv.: 89592/PSM/Perp/04/1c
No Inv.: 100836/P/Perp/05/1c
Judul asli :"The Management of service for the restaurant manager"
No Inv.: 122702-122706/P/Perp/10/5c
No Inv.: 121527-121531/P/Perp/09/5c~138432-138434/P/Perp/14/3c~143925-143926/P/Perp/14/2c
No Inv.: 122516-122520/P/Perp/10/5c
No Inv.: 134453/SM/Perp/13/1c
No Inv.: 138511, 138512/P/Perp/14/2c