Bibliografi : hlm. 241-261
No Inv.: 132332/SM/Perp/12/1c
No Inv.: 136522/SM/Perp/13/1c
No Inv.: 132191/SM/Perp/12/1c
No Inv.: 132277/SM/Perp/12/1c
Judul Asli : First class an Introduction to travel and tourism
No Inv.: 119529-119531/P/Perp/09/3c
No Inv.: 1015-1016/P/Perp/99/2c
Bibliografi : hlm. 281