No Inv.: 114763/S/Perp/08/1c
Bibliografi : hlm. 317 - 325
No Inv.: 132999/PSM/Perp/12/1c
No Inv.: 130918/SM/Perp/12/1c~135642/SM/Perp/13/1c~136059/SM/Perp/13/1c~140859/PSM/Perp/14/1c~144629/PH/Perp/13/1c
Judul Asli : First class an Introduction to travel and tourism
Bibliografi : hlm. 179-180No Inv.: 144287/Sm/Perp/14/1c
Bibliografi : hlm. 227 - 258
No Inv.: 114999/S/Perp/08/1c