Gaya APA
Chen, J, S.
(2007).
E-BOOK : ADVANCES IN HOSPITALITY AND LEISURE VOLUME 3
.
USA:
Elsevier Ltd..
Gaya MLA
Chen, Joseph, S..
"E-BOOK : ADVANCES IN HOSPITALITY AND LEISURE VOLUME 3".
USA:
Elsevier Ltd.,
2007.
Text.