(1988). Tourism policy and international tourism in OECD member countries: Evolution of tourism in OECD member countries in 1987.
Chicago-Zitierstil (17. Ausg.)Tourism Policy and International Tourism in OECD Member Countries: Evolution of Tourism in OECD Member Countries in 1987. Paris, 1988.
MLA-Zitierstil (9. Ausg.)Tourism Policy and International Tourism in OECD Member Countries: Evolution of Tourism in OECD Member Countries in 1987. 1988.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.