OECD. (1989). Tourism Policy And International Tourism: :In OECD Member Countries (1. Edisyon.). OECD.
Chicago Style (17. basım) AtıfOECD. Tourism Policy And International Tourism: :In OECD Member Countries. 1. Edisyon. Paris: OECD, 1989.
MLA (9th ed.) AtıfOECD. Tourism Policy And International Tourism: :In OECD Member Countries. 1. Edisyon. OECD, 1989.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..