Gaya APA

Conrady, P, D, R., Buck, D, M. (2011). E-BOOK : TRENDS AND ISSUES IN GLOBAL TOURISM 2011 . New York: Springer Heidelberg Dordrecht.

Gaya MLA

Conrady, Professor, Dr., Roland., Buck, Dr., Martin. "E-BOOK : TRENDS AND ISSUES IN GLOBAL TOURISM 2011". New York: Springer Heidelberg Dordrecht, 2011. Text.